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pro·trac·tor
protractor
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- pronunciation:
- pro
traek
tr
[or]
pro
traek
tr
- features:
- Word Combinations (noun), Word Parts
part of speech: |
noun |
definition 1: |
a semicircular instrument with graduated markings, used in mathematics, surveying, and the like to construct and measure angles.
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definition 2: |
a muscle that causes a body part to straighten, extend, or protrude; extensor.
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