protractor
/P R OW0 T R AE1 K T ER0/noun
- 1
One who, or that which, protracts, or causes protraction.
- 2
A circular or semicircular tool for drawing or measuring angles.
- 3
An instrument formerly used in extracting foreign or offensive matter from a wound.
- 4
A muscle that extends an organ or part; opposed to retractor.
- 5
An adjustable pattern used by tailors.
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