01 n. One who, or that which, protracts, or causes protraction.
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1.
One who, or that which, protracts, or causes protraction.
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2.
A mathematical instrument for laying down and measuring angles on paper, used in drawing or in plotting. It is of various forms, semicircular, rectangular, or circular.
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3.
An instrument formerly used in extracting foreign or offensive matter from a wound.(Surg.)
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4.
A muscle which extends an organ or part; -- opposed to retractor.(Anat.)
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5.
An adjustable pattern used by tailors.