*SET-U

CANONICAL LANGUAGE GRAPH

TRACE A WORD ↗
NODE / 0431attestedLatin

calculātor

a teacher of arithmetic; a calculating person

DATE
Latin antiquity and Late Latin
SENSE
arithmetic teacher
FAMILY
Indo-European / Italic
CANONICAL KEY
node:9:calculator:attested:sense:arithmetic-teacher
01

ANCESTRAL EDGES

ROOT OF THIS ROOT

1
GO DEEPERderivationestablished
Latin · Latin antiquity and Late Latin

calculāre

to count, reckon, compute

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
Merriam-Webster editors
CONFIDENCE
established
02

DIRECT DESCENDANT EDGES

THE NEXT HISTORICAL STEP

1
DESCENDANTborrowingestablished
Middle English · Middle English, 14th–15th centuries · human reckoner

calkelatour

one who counts or computes; a mathematician

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
Merriam-Webster editors
CONFIDENCE
established
03

TRANSITIVE DESCENDANT CLOSURE

EVERY REVIEWED BRANCH FROM HERE

2

This is the complete downstream closure currently supported by the canonical graph. Every displayed step is a real reviewed edge with its own sound claim, meaning claim, scholar, confidence, and citations.

UNIQUE DESCENDANT NODES
2
REVIEWED EDGES
2
DEEPEST PATH
2
MODERN DOSSIERS REACHED
1
HISTORICAL STEP 011 EDGE
STEP 01borrowingestablished
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.
Merriam-Webster editors1 CITATIONEDGE 397 ↗
HISTORICAL STEP 021 EDGE
STEP 02inheritanceestablished
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.
Merriam-Webster editors1 CITATIONEDGE 396 ↗

“Every” means every descendant in the reviewed SET-U graph. It does not convert missing scholarship or missing ingestion into a claim of historical completeness. The coverage ledger remains the honest denominator.

04

RECORDED EVIDENCE

ATTESTATIONS / FIRST KNOWN USE

0
NO RECORDED WITNESS ATTACHED.

The reviewed graph does not yet attach a source-reported or directly inspected witness to this canonical form.

05

EDITORIAL REUSE

WORD DOSSIERS USING THIS NODE

1