protractor
UK /pɹəˈtɹæktə(ɹ)/ US /pɹəˈtɹæktə(ɹ)/
noun 5
Definitions
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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