Trends ofprotractor
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protractor
(prətræktəʳ, US proʊ-)
Word forms: plural protractors
countable noun
A protractor is a flat, semi-circular piece of plastic or metal which is used for measuring angles.
protractor in British English
(prəˈtræktə)
noun
1.
an instrument for measuring or drawing angles on paper, usually a flat semicircular transparent plastic sheet graduated in degrees
2.
a person or thing that protracts
3.
a surgical instrument for removing a bullet from the body
4. anatomy a former term for extensor
protractor in American English
(ˈproʊˌtræktər; proʊˈtræktər)
noun
1.
a person or thing that protracts
2.
an instrument in the form of a graduated semicircle, used for plotting and measuring angles
3. Anatomy
a muscle that protracts, or extends, a limb
Word origin
MLImage ofprotractor
© goir, shutterstock
Examples of 'protractor' in a sentenceprotractor
Chinese translation of 'protractor'
protractor
(prəˈtræktəʳ)
n (c)
-
量角器
(liángjiǎoqì) (个(個), gè)
Nearby words ofprotractor
- protest
- Protestant
- protester
- protractor
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