protractor

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Degrees are commonly measured by means of the protractor, although the ordinary instruments of this kind leave very much to be desired.

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Definitions (9)

Toggle American Heritage definitions American Heritage Dictionary (3)

  1. noun A semicircular instrument for measuring and constructing angles.
  2. noun An adjustable pattern used by tailors.
  3. noun Anatomy A muscle that extends a limb or other part.

Toggle Century definitions Century Dictionary (4)

Toggle GNU Webster definitions GNU Webster's 1913 (1)

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Examples (50)

  • ‘So if you two wouldn’t mind taking this measuring tape and this fairly large protractor, and assing about over there for a bit without doing anything in particular, but just looking busy and intelligent, it would be handy. —  The Dancing Druids - Gladys Mitchell - Bradley 21: 1948
  • With a giant bicycle in the middle of a roundabout to another, close by, roundabout hosting a set of geometry tools (protractor ...), and numerous other art works scattered around the city gives you the impression of a liberal society. —  Qwaider Planet
  • The app has a plumb bob, surface level, bubble level bar, steel protractor, and steel ruler. —  phillyBurbs.com: Home RSS feed
  • Naples High student accused of attacking another student at mall with protractor or compass
  • A 14-year-old Naples High School student faces felony charges of aggravated battery for allegedly attacking another teen at the Coastland Center mall with an instrument described as a protractor or compass.
 

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This word has been looked up 59 times.

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Etymologies (1)

Toggle Century etymologies Century Dictionary (1)

  1. from New Latin protractor (cf. Middle Latin protractor, one who calls or drags another into court), from Latin protrahere, past participle protractus, draw or drag forth: see protract.
 

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/prəˈtræktər/
by American Heritage

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