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historical dictionarymw-calculator
Calculator — Definition, Word History, and First Known Use
- AUTHOR / EDITOR
- Merriam-Webster Editors
- YEAR
- 2026
- PUBLISHER
- Merriam-Webster
- DOI
- Not recorded
- SOURCE TYPE
- historical dictionary
- EXTERNAL RECORD
- OPEN ORIGINAL ↗
011
CONTRARIAN TRUTH CLAIMS
RANKED REVEALS THAT CITE THIS SOURCE
RANK 185GRADE Asupports
A calculator was a person before it was a device.
Middle English calkelatour named someone who counted or computed. The machine later inherited the human arithmetic agent's title.
calx
calx → calculus → calculāre → calculātor → calkelatour → calculator
Word History; definitions; First Known UseDocuments the medieval human reckoner, the modern device sense, and the chronology boundary.
calculator dossier ↗truth record ↗82UNVEILING
021
SCHOLARLY DISAGREEMENT
DISPUTE POSITIONS THAT CITE THIS SOURCE
resolvedsupportsestablished
Was a calculator originally a machine?
No. The reviewed English history begins with Middle English calkelatour, a person who counted or computed; the machine inherits that human agent label.
Word History; definitions; First Known UseDocuments the human reckoner before the modern device sense.
033
CANONICAL RELATIONSHIP CLAIMS
EDGES THAT CITE THIS SOURCE
EDGE 396supportsestablished
calculator → calkelatour
Present-Day English → Middle English · inheritance
- SOUND
- Middle English calkelatour loses unstressed material and stabilizes with the learned agent ending -or as calculator.
- MEANING
- The human reckoner sense survives while the agent label later transfers to mechanical and electronic calculating devices.
- SCHOLAR / EDITOR
- Merriam-Webster editors
Word History: Middle English calkelatour; definitionsDocuments the medieval human-reckoner form and the modern person and device senses.
EDGE 397supportsestablished
calkelatour → calculātor
Middle English → Latin · borrowing
- SOUND
- Middle English calkelatour adapts Latin calculātor with vernacular vowel and consonant spelling.
- MEANING
- The Latin arithmetic teacher or reckoner remains a person who counts or computes.
- SCHOLAR / EDITOR
- Merriam-Webster editors
Word History: borrowed from Latin calculātorDocuments the Latin-to-Middle-English borrowing.
EDGE 398supportsestablished
calculātor → calculāre
Latin → Latin · derivation
- SOUND
- Latin calculātor is an agent noun in -tor formed from the stem calculā- of calculāre.
- MEANING
- The act of counting or computing is recast as the person who performs it.
- SCHOLAR / EDITOR
- Merriam-Webster editors
Word History: calculā- plus the agent suffix -torDocuments the agent-noun formation.
041
LEXICAL ATTESTATIONS
WITNESSES REPORTED BY THIS SOURCE
calculatorSOURCE-REPORTED
calculator
Merriam-Webster source-reported Middle English record
OPEN WITNESS 112 ↗050
COMPARATIVE EVIDENCE
COGNATES, DESCENDANTS, AND RELATIVES
No comparative-relative record currently cites this source.
064
GEOGRAPHIC AND TEMPORAL CLAIMS
JOURNEY STAGES THAT CITE THIS SOURCE
stage 1supports
Roman world
Documents the Latin arithmetic-agent and computation stages.
Word History: Latin calculātor and Late Latin calculāre · broadstage 2supports
Medieval England
Reports the Middle English human reckoner and 14th-century horizon.
Word History and First Known Use · regionalstage 3supports
English technical culture
Documents both senses while leaving their transition date unresolved.
Definitions: person and electronic device · broadstage 4supports
Global English
Documents the continuing person and device senses from the reviewed English horizon.
Definitions and First Known Use · global070
NON-GENEALOGICAL CONNECTIONS
HISTORICAL CONTEXT, KEPT SEPARATE
No non-genealogical context link currently cites this source.
081
WORD-FAMILY REUSE
DOSSIERS THAT DEPEND ON THIS SOURCE
3 entry-scoped citations map reviewed dossier paths onto the canonical claims above.