WITNESS / 109
ALL WITNESSES ↗PERMANENT ATTESTATION RECORDWITNESS / 109
OBJECT
BEFORE
CLAIM.
THE PRIMARY OBJECT WAS NOT CHECKED.
Source-reported year; no underlying 1666 printed witness was directly inspected.
Present-Day English1666established
calculus
Merriam-Webster lexicographic first-use record for calculus
- WITNESS TYPE
- Lexicographic first-use report
- YEAR
- 1666
- LOCATOR
- First Known Use, calculation sense
- REPOSITORY
- Not recorded
- SHELFMARK / OBJECT ID
- Not recorded
- FACSIMILE
- Not linked
- DIRECT INSPECTION
- No
- CONFIDENCE
- established
WORD DOSSIERcalculus ↗
CANONICAL FORM NODENODE 407 ↗
01
BIBLIOGRAPHIC PROVENANCE
THE SOURCE BEHIND THE CLAIM
- TITLE
- Calculus — Word History and Etymology Note
- AUTHOR
- Merriam-Webster Editors
- YEAR
- 2026
- PUBLISHER
- Merriam-Webster
- SOURCE TYPE
- historical dictionary
- CITATION KEY
- mw-calculus