21-gon
From 21 + -gon.
1 source section · 0 relationship mentions · brief recordThe English source dictionary · partial corpus coverage
35,981 permanent word records. Read the source etymologies, inspect mentioned relationships and see where the evidence stops. These are not 35,981 independently reviewed deep dives.
From 21 + -gon.
1 source section · 0 relationship mentions · brief recordFrom 2160° of rotational angle.
1 source section · 0 relationship mentions · brief recordFrom 22 + -gon.
1 source section · 0 relationship mentions · brief recordFrom translingual 23 + -gon.
1 source section · 0 relationship mentions · brief recordFrom 24 + -gon.
1 source section · 0 relationship mentions · brief recordShortened from “twenty-four hours a day, five days a week”. Variant of 24/7.
1 source section · 0 relationship mentions · brief recordFrom 24 + -mo.
1 source section · 0 relationship mentions · brief record25 refers to the Twenty-fifth Amendment to the United States Constitution, and 47 refers to Donald Trump's role as the 47th president of the United States.
1 source section · 0 relationship mentionsThe distance of a marathon, 26.2 miles.
1 source section · 0 relationship mentions · brief recordFrom 26 November written in the dd/MM date format used in India.
1 source section · 0 relationship mentions · brief record2C refers to the 2C drug family and B refers to the bromoarenes category to which this drug belongs.
1 source section · 0 relationship mentions · brief recordFrom a corrupted pronunciation of Touhou (/toʊ.hoʊ/) as /tuːhuː/, possibly imitating those who are not familiar with the correct Japanese pronunciation.
1 source section · 0 relationship mentionsFrom the 313 area code.
1 source section · 0 relationship mentions · brief recordFrom 30 + -gon.
1 source section · 0 relationship mentions · brief recordThe number 304, when displayed on a seven-segment display (e.g. of a calculator), resembles "hOE" when viewed upside down. See also calculator spelling.
1 source section · 0 relationship mentionsFrom 304 (“sexually promiscuous woman”) + -tok.
1 source section · 0 relationship mentions · brief recordBased on the telephone number used in North America to obtain local governmental services.
1 source section · 0 relationship mentions · brief recordFrom 32 + -gon.
1 source section · 0 relationship mentions · brief recordFrom 32 + -mo.
1 source section · 0 relationship mentions · brief recordFrom 34 + -gon.
1 source section · 0 relationship mentions · brief record349 + -ed. 349 was the number of the jackpot printed on 800-thousand bottlecaps in the Pepsi Number Fever. Pepsi Cola refused to honor the jackpot, leading to nationwide riots.
1 source section · 2 relationship mentionsFrom 360° of rotation.
2 source sections · 0 relationship mentions · brief recordShortened from "three hundred and sixty-five days a year".
1 source section · 0 relationship mentions · brief recordFrom the phrase I love you having 3 words, 8 letters, and 1 meaning.
1 source section · 0 relationship mentions · brief recordLiterally: Dirty, Dangerous and Demanding (or Difficult, Demeaning) job. Calque of Japanese 3K (3K).
1 source section · 1 relationship mention · brief recordTrademark of AMD, from 3D + now, reflecting its potential for performance improvements in 3D graphics.
1 source section · 2 relationship mentionsFrom the three Ms of its former name: Minnesota Mining and Manufacturing Company.
1 source section · 0 relationship mentions · brief recordFrom three + people.
1 source section · 0 relationship mentions · brief recordFor sense 2, first popularised in 2014 in Malaysian academic journals and political commentaries. Adopted by the Malaysian government in August 2019 to discourage hate speech in light of the general elections on that yea
1 source section · 0 relationship mentionsReferring to the dimensions of the cube.
1 source section · 0 relationship mentions · brief recordIn each sense, from a grouping of things in sets of four, four, and two: in football, players in certain positions; on locomotives, wheels in certain positions; in the car model, four barrels (of carburetion), four gears
1 source section · 0 relationship mentionsDerived from the four beginning letters of "Head, Heart, Hands, and Health", the organization's former motto. Etymology tree Proto-Indo-European *kʷetwṓr Proto-Germanic *fedwōr Proto-West Germanic *feuwar Old English fēo
1 source section · 0 relationship mentionsEtymology tree Proto-Indo-European *kʷetwṓr Proto-Germanic *fedwōr Proto-West Germanic *feuwar Old English fēower Middle English four English four substratebor.? Proto-Indo-European *kap-? Proto-Indo-European *kap- Proto
1 source section · 0 relationship mentionsFrom 4 + -gon.
1 source section · 0 relationship mentions · brief recordFrom 40 + -gon.
1 source section · 0 relationship mentions · brief recordFrom section 401(k) of the US Internal Revenue Code, which provides for such accounts.
1 source section · 0 relationship mentions · brief recordFrom the HTTP error status code 404, meaning Not Found, returned by a web server responding to a request for a URL at which no resource exists.
1 source section · 0 relationship mentionsReferring to its sedimentation coefficient measured in svedbergs (S).
1 source section · 0 relationship mentions · brief recordFrom 40 + k. From 40,000, part of "Warhammer 40,000", referring to the future year where the game was set in.
1 source section · 2 relationship mentionsAbbreviated form of 1940s.
1 source section · 0 relationship mentions · brief recordIn reference to a 2014 survey conducted by the Williams Institute among the transgender population in the United States, according to which 41% of the respondents had attempted suicide in their lifetimes.
1 source section · 0 relationship mentionsBased on the telephone number used in North America to obtain telephone numbers of listed subscribers.
1 source section · 0 relationship mentions · brief recordFrom 42 + -gon.
1 source section · 0 relationship mentions · brief recordSo named because it is 420 centimetres long.
3 source sections · 0 relationship mentionsThe numbers 437737 spell herpes when typed on a telephone keypad.
1 source section · 0 relationship mentions · brief recordFrom 46 + -gon.
1 source section · 0 relationship mentions · brief recordSo named because it is 470 centimetres long
1 source section · 0 relationship mentions · brief recordFrom Arabic عَرَب 48 (ʕarab 48) or Arabic فِلَسْطِينِيُّو 48 (filasṭīniyyū 48). 48 refers to the Israeli state's year of founding, 1948, and the borders of Israel during that year.
2 source sections · 2 relationship mentionsEtymology tree English 49 Proto-Indo-European *-eh₂ Proto-Indo-European *-os? Proto-Indo-European *-o- Proto-Indo-European *-so- Proto-Indo-European *-eh₂so- Proto-Indo-European *-yós Proto-Indo-European *-eh₂s(i)yós Pro
1 source section · 0 relationship mentionsFrom four Korean words starting with Korean 비(非) (bi, “un-, not”), thus literally translated as "four nos".
1 source section · 1 relationship mention · brief recordFrom the Selective Service Classification code.
1 source section · 0 relationship mentions · brief recordFrom 4F + -er.
1 source section · 0 relationship mentions · brief recordThe Xs stand for explore, expand, exploit, and exterminate
1 source section · 0 relationship mentions · brief recordBlend of 4chan + cuck.
1 source section · 1 relationship mention · brief recordBlend of 4k and intro. See k (“kilobyte”).
1 source section · 0 relationship mentions · brief recordFrom Latin quārtō, ablative case singular of quārtus (“fourth”).
1 source section · 1 relationship mention · brief recordBlend of 4chan + tran /trans, referencing the purported over-representation of trans women among users of the board.
1 source section · 1 relationship mention · brief recordFrom the shared initial letter of four and fuck.
1 source section · 0 relationship mentions · brief recordFrom its dimensions (4 inches by 4 inches); the 'x' is a substitute for the multiplication symbol ×.
2 source sections · 0 relationship mentions · brief recordAn initialism from 5-aminosalicylic acid.
1 source section · 0 relationship mentions · brief recordFrom 5 + cell.
1 source section · 2 relationship mentions · brief recordFrom 5 + -gon.
1 source section · 0 relationship mentions · brief recordFrom 50 + -gon.
1 source section · 0 relationship mentions · brief recordOriginally an abbreviation of 50 protests, 50 states, 1 day, as the movement originally planned to have a single day of protests across all 50 states. Now an abbreviation of 50 protests, 50 states, 1 movement.
1 source section · 0 relationship mentionsFrom the Burroughs Wellcome internal catalog number "506U", which was extended to the unified catalog number "506U78" due the 1995 merger to form Glaxo Wellcome a few months after the drug's discovery.
1 source section · 0 relationship mentionsFrom 50 + -K (“-kilometer race”).
1 source section · 0 relationship mentions · brief recordFrom Article 1, Section 5150 of California's Welfare and Institutions Code, signed into law in 1967, regarding involuntary commitment for psychological evaluation and treatment. Popularized outside of California due to t
1 source section · 0 relationship mentionsCoined by the U.S. SAE iron and steel committee in 1919, replacing the earlier designation 52-95; being a 52-series iron alloy (steel).
1 source section · 0 relationship mentionsNamed after section 527 of the U.S. Internal Revenue Code, which governs them.
1 source section · 0 relationship mentions · brief recordDenver is known as the "Mile High City", and there are 5,280 feet in a mile.
1 source section · 0 relationship mentions · brief recordFrom 5 (“the number five”) + K (“abbreviation for thousand”).
1 source section · 1 relationship mention · brief recordWordplay on forehead. From the name of a custom emoticon on live-streaming service Twitch, depicting a man with an oversized cranium.
1 source section · 0 relationship mentionsFrom 6 + -gon.
1 source section · 0 relationship mentions · brief recordFrom the metrication of 20/20, where 20 ft is replaced by 6 m in the eye test.
1 source section · 0 relationship mentions · brief recordFrom 60 + 0.
1 source section · 2 relationship mentions · brief recordFrom 60 + -gon.
1 source section · 0 relationship mentions · brief recordIt was the 606th chemical studied by Ehrlich in his quest for an antisyphilitic drug.
1 source section · 0 relationship mentions · brief recordReferring to its sedimentation coefficient measured in svedbergs (S).
1 source section · 0 relationship mentions · brief recordThe website name is a clipping of e621, using only the numbers in the name of the website. The website itself is from E621 (the E number for monosodium glutamate when used as a flavor enhancer) as an indirect reference t
2 source sections · 0 relationship mentionsUsed since the 1990s. From the number of letters in each word of the phrase.
2 source sections · 0 relationship mentions*(Sex): By analogy with 69, a mutual oral sex position. *(Food): An antonym of 86 (“to temporarily remove an item from the menu”) via a reversal of the numbers.
1 source section · 0 relationship mentionsFrom the hull number of the first boat of the class, USS Los Angeles (SSN-688), Los Angeles-class nuclear-powered attack submarine
1 source section · 0 relationship mentionsFrom 6 + in + 4.
1 source section · 3 relationship mentions · brief recordPlayful letter replacement.
2 source sections · 0 relationship mentionsFrom 6 + -mo.
1 source section · 0 relationship mentions · brief recordFrom Latin sexto.
1 source section · 1 relationship mention · brief recordBrand name of the 1930s, of uncertain origin. Some theories include: * The product of 7 ingredients: sugar, carbonated water, essence of lemon and lime oils, citric acid, sodium citrate, and lithium citrate; and “Up” ref
1 source section · 0 relationship mentionsFrom 7 + -gon.
1 source section · 0 relationship mentions · brief recordThe date 7 July (or July 7) in numbers, by analogy with 9/11.
1 source section · 0 relationship mentions · brief recordFrom 70 + -gon.
1 source section · 0 relationship mentions · brief recordA reference to article 730 of the New York Criminal Procedure Law, which outlines procedures for the involuntary confinement of mentally incapacitated defendants. Equivalent to 5150 in California slang.
1 source section · 0 relationship mentionsFrom translingual (Boeing) 747, the model number of the plane line.
1 source section · 1 relationship mention · brief recordFrom 8 + cell.
1 source section · 2 relationship mentions · brief recordFrom 8 + -gon.
1 source section · 0 relationship mentions · brief recordFrom 80 + -gon.
1 source section · 0 relationship mentions · brief recordIn reference to the shape of the 807 vacuum tube.
1 source section · 0 relationship mentions · brief recordAfter the 808 area code.
1 source section · 0 relationship mentions · brief recordBased on the telephone number used in North America to obtain non-emergency governmental services.
1 source section · 0 relationship mentions · brief recordFrom 85 + -er.
1 source section · 2 relationship mentions · brief recordUncertain but most probably from soda jerk slang from the 1920s for 'all out', referring to an item on the menu not being available. The earliest mention in print is from 1933. The OED suggests possible rhyming slang for
1 source section · 0 relationship mentionsFrom 86 (“to get rid of”) + 46 (“US president Joe Biden”)
1 source section · 2 relationship mentionsFrom 86 (“to get rid of”) + 47 (“the second presidency of Donald Trump”)
1 source section · 2 relationship mentionsThe official form of the service's name in regulations and materials from the United States National Emergency Number Association and Federal Communication Commission.
1 source section · 0 relationship mentionsBorrowed from Chinese 九九六 (jiǔjiǔliù, “996”).
1 source section · 1 relationship mention · brief recordFrom 9 + -gon.
1 source section · 0 relationship mentions · brief recordFrom the date September 11 written numerically with the notation used in the United States, in the month–day format.
1 source section · 0 relationship mentions · brief recordFrom 90 + -gon.
1 source section · 0 relationship mentions · brief recordFrom 90210, the ZIP code that includes the majority of Beverly Hills, and popularized by the TV show Beverly Hills, 90210.
1 source section · 0 relationship mentionsSo called after these areas being often assigned the area code 905 in their telephone numbers. Compare with 416 (“Toronto”), which has a similar etymology.
1 source section · 0 relationship mentionsChosen by the United States in the 1960s in place of the older British 999 number as a better way to avoid accidental calls from push-button telephones. It is officially pronounced "nine-one-one" and not "nine-eleven;" t
2 source sections · 1 relationship mentionDerived through isopsephy.
1 source section · 0 relationship mentions · brief recordFrom 96 + -gon.
1 source section · 0 relationship mentions · brief recordFrom 988 (telephone number for the suicide prevention hotline) + -twt.
1 source section · 1 relationship mention · brief recordEstablished in the United Kingdom as the first emergency service number in the world, initially chosen because of its suitability at a time of rotary-dial telephones.
1 source section · 0 relationship mentions99 + -er. "Unemployed person" sense from a US welfare provision entitling unemployed people to up to 99 weeks of insurance benefits.
1 source section · 0 relationship mentionsFrom the programming sense.
1 source section · 0 relationship mentions · brief recordThe at-sign (@) resembles both the feminine ending/element a and the masculine o.
2 source sections · 2 relationship mentionsFrom Middle English and Old English upper case letter A and split of Middle English and Old English upper case letter Æ. * The Old English letters A and Æ replaced the Anglo-Saxon Futhorc letters ᚪ (a, “āc”) and ᚫ (æ, “æ
2 source sections · 0 relationship mentionsThe letter A designates the first (measured from ground zero); successive outer rings were designated B, C, etc.
1 source section · 0 relationship mentions · brief recordFrom the letter "A" (indicating the highest rank or quality) + "team".
1 source section · 0 relationship mentions · brief recordTransliteration of Hebrew ע״ה (literally “A.H.”) the Hebrew language acronym for עליו השלום (’alav hašálōm, literally “peace be upon him”) or עליה השלום (’aleha hašálōm, literally “peace be upon her”)
1 source section · 1 relationship mentionContraction of Ahmedabad. The apostrophe character ' separating the first letter of the unabbreviated spelling from the Persian placename suffix -abad with the elision of the initial vowel letter. Compare H’bad.
1 source section · 0 relationship mentionsFrom A+ + +.
1 source section · 2 relationship mentions · brief recordFrom A + DNA. Coined by Rosalind Franklin, for the first of two forms discovered during her X-ray crystallography experiments on DNA.
1 source section · 2 relationship mentionsCoined after Anthony "A-Log" LoGatto, an online personality who was notorious for harrassing Christian Weston Chandler, a notorious lolcow of the late 2000s and early 2010s.
1 source section · 0 relationship mentionsFrom A + RNA. Blend of A-DNA + RNA. From being an RNA analogue of the previously discovered A-DNA.
1 source section · 4 relationship mentionsInitialism.
1 source section · 0 relationship mentions · brief recordInitialism of alveolar and arterial.
1 source section · 0 relationship mentions · brief recordShortened form of atomic bomb.
1 source section · 0 relationship mentions · brief recordUltimately from Hokkien 萵仔菜/莴仔菜 (e-á-chhài). Compare Taiwanese A菜 (ēi-cài).
1 source section · 0 relationship mentions · brief recordShort for A-list gay.
1 source section · 0 relationship mentions · brief recordEtymology tree English A Proto-Indo-European *līno-der.? Proto-Germanic *līną Proto-Germanic *līnǭ Proto-West Germanic *līnā Old English līne Middle English line English line English A-line From A + line (“figure”).
1 source section · 0 relationship mentionsThe noun is derived from A (“rank (normally the highest) on a scale that assigns letters”) + list. The adjective is from an attributive use of the noun.
1 source section · 3 relationship mentionsFirst attested in 1952 in the US, popularized in the 1960s by John A. Powers as NASA's public affairs officer for Project Mercury: the "voice of Mercury Control". Intensive form of okay, presumably "all [systems] okay".
1 source section · 0 relationship mentionsAbbreviation of aminoacyl.
1 source section · 0 relationship mentions · brief recordInitialism of alpha, beta, and omega.
1 source section · 0 relationship mentions · brief recordAll such senses are by shortening of one type or another (for example, abbreviations, initialisms, or clippings).
1 source section · 0 relationship mentions · brief recordAbbreviation of after service
1 source section · 0 relationship mentions · brief recordA for Apple Inc. + UX (“Unix”).
1 source section · 0 relationship mentions · brief recordFrom various rating systems, as that of Lloyd's of London or the condition of insured ships. First attested in 1837.
1 source section · 0 relationship mentions · brief recordOriginates from the Q and A website Quora.
1 source section · 0 relationship mentions · brief recordSee the Wikipedia article ISO 216, the international standard on paper sizes.
1 source section · 0 relationship mentions · brief recordBorrowed from German A7V.
1 source section · 1 relationship mention · brief recordAbbreviation of accession eight.
1 source section · 0 relationship mentions · brief recordAbbreviations.
1 source section · 0 relationship mentions · brief recordInitialisms.
1 source section · 0 relationship mentions · brief recordAbbreviation
1 source section · 0 relationship mentions · brief recordOriginally an initialism of American Association of Retired Persons, the organization's full name until 1999.
1 source section · 0 relationship mentions · brief recordShortened form of French Alliance des Bakongo.
1 source section · 1 relationship mention · brief recordInitially coined as short for German Allgemeiner Berichts-Aufbereitungs-Prozessor ("generic report preparation processor"); later assigned the English expansion.
1 source section · 0 relationship mentionsAs an initialism of Agnetha, Björn, Benny, and Anni-Frid.
1 source section · 0 relationship mentions · brief recordFrom Middle English abece, ABC, from the first three letters of the Latin alphabet, standing for the whole alphabet.
4 source sections · 1 relationship mention · brief recordInitialism of adult baby diaper lover.
1 source section · 0 relationship mentions · brief recordFrom ABDL + -er.
1 source section · 0 relationship mentions · brief recordFrom America's Cup + 45, because it measures approximately 45 feet on the waterline.
1 source section · 2 relationship mentionsFrom America's Cup + 50, because it measures approximately 50 feet on the waterline.
1 source section · 2 relationship mentionsFrom America's Cup + 72, because it measures approximately 72 feet on the waterline.
1 source section · 2 relationship mentionsBlend of America's Cup + 90, because it measures approximately 90 feet on the waterline.
1 source section · 2 relationship mentionsAbbreviation.
1 source section · 0 relationship mentions · brief recordAbbreviation;
1 source section · 0 relationship mentions · brief recordAbbreviation.
1 source section · 0 relationship mentions · brief recordDerived from the initial letters of adenosine deaminase acting on RNA.
1 source section · 0 relationship mentions · brief recordFrom ADD + -er.
1 source section · 0 relationship mentions · brief recordFrom ADHD + -er.
1 source section · 2 relationship mentions · brief recordBorrowed from French ADHOC.
1 source section · 1 relationship mention · brief recordSource etymology material for ADIZ; no narrative etymology was supplied in this snapshot.
1 source section · 0 relationship mentions · brief recordInitialism of advanced EMT.
1 source section · 0 relationship mentions · brief recordSource etymology material for AFAB; no narrative etymology was supplied in this snapshot.
1 source section · 0 relationship mentions · brief recordPossibly an acronym of a foreigner around Manila.
1 source section · 0 relationship mentions · brief recordAfter AFAIK.
1 source section · 0 relationship mentions · brief recordFrom AFC + -dom.
1 source section · 0 relationship mentions · brief recordBlend of AFL + NZ.
1 source section · 2 relationship mentions · brief recordSource etymology material for AFM; no narrative etymology was supplied in this snapshot.
1 source section · 0 relationship mentions · brief recordAbbreviation.
1 source section · 0 relationship mentions · brief recordCalque of Ukrainian ЗСУ (ZSU).
1 source section · 1 relationship mention · brief recordGenericized trademark of AGA AB. Unadapted borrowing from Swedish AGA; an abbreviation of Aktiebolaget Gasaccumulator, meaning "The stock company Gas Accumulator".
1 source section · 1 relationship mentionAcronym of a(ssigned) g(ender) a(t) b(irth).
1 source section · 0 relationship mentions · brief recordAbbreviation.
1 source section · 0 relationship mentions · brief recordBlend of AG (“American Girl”) + YouTube. By surface analysis, AG + -Tube.
1 source section · 2 relationship mentionsSource etymology material for AIDS; no narrative etymology was supplied in this snapshot.
2 source sections · 0 relationship mentions · brief recordFrom AIDS + -er.
1 source section · 2 relationship mentions · brief recordFrom AIDS + -y.
1 source section · 0 relationship mentions · brief recordBorrowed from Swedish AIK.
1 source section · 1 relationship mention · brief recordBlend of AI + DevOps.
1 source section · 2 relationship mentions · brief recordFrom r/AmITheAsshole, a community on Reddit where users ask for feedback on whether they behaved inappropriately in interpersonal conflicts.
1 source section · 0 relationship mentionsFrom Dutch AIVD, an abbreviation of Algemene Inlichtingen- en Veiligheidsdienst.
1 source section · 1 relationship mention · brief recordBorrowed from Russian АК-47 (AK-47), shortened from автома́т Кала́шникова 1947 (avtomát Kalášnikova 1947) (Kalashnikov's automatic rifle), from the name of the designer Mikhail Kalashnikov.
1 source section · 1 relationship mentionFrom AK (“Alaska”) + Daylight Time.
1 source section · 2 relationship mentions · brief recordIntroduced by Charles Burbee.
1 source section · 0 relationship mentions · brief recordAK (“Alaska”) + Public + Media
1 source section · 3 relationship mentions · brief recordFrom AK (“Alaska”) + Standard Time.
1 source section · 2 relationship mentions · brief recordShort for anomalous left coronary artery from the pulmonary artery.
1 source section · 0 relationship mentions · brief recordDevised as an acronym of algorithmic language.
1 source section · 0 relationship mentions · brief recordFrom ALS + -er.
1 source section · 2 relationship mentions · brief recordSource etymology material for AMAB; no narrative etymology was supplied in this snapshot.
1 source section · 0 relationship mentions · brief recordFrom being a 64-bit architecture developed by AMD.
1 source section · 0 relationship mentions · brief recordSource etymology material for AMOG; no narrative etymology was supplied in this snapshot.
1 source section · 0 relationship mentions · brief recordAcronym of active matrix organic light-emitting diode.
1 source section · 0 relationship mentions · brief recordDerived from the first letters of army and navy.
2 source sections · 0 relationship mentions · brief recordInitialism.
1 source section · 0 relationship mentions · brief recordThese source reports extend Wiktionary’s work through Kaikki / Wiktextract, with attribution and visible extraction limits. A relationship mentioned in a source is not automatically the immediate parent of a word. Newly written research analyses cite their own references. The reviewed graph has a separate evidence contract and counter.
The full multilingual corpus remains local; this directory covers only the bounded English slice. See exactly what has been acquired and published →