protractor.
One who, or that which, protracts, or causes protraction.
Meaning & usage
One who, or that which, protracts, or causes protraction.
A circular or semicircular tool for drawing or measuring angles.
plastic protractor
measure with a protractor
An instrument formerly used in extracting foreign or offensive matter from a wound.
A muscle that extends an organ or part; opposed to retractor.
An adjustable pattern used by tailors.
Where this word comes from
Etymology tree Proto-Indo-European *per-der.? Proto-Indo-European *per-der.? Proto-Indo-European *pér Proto-Indo-European *-o Proto-Indo-European *pró Proto-Indo-European *pro- Proto-Italic *pro- Latin prō- Proto-Indo-European *dʰregʰ-der.? Latin trahō Latin prōtrahō Latin prōtractusder. English protract Proto-Indo-European *-tōr Proto-Italic *-tōr Latin -tor Latin -ātor Old French -eorbor. Middle English -our ▲ Latin -torlbor. English -or English protractor From protract + -or.
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Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.
Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.