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| pro·na·tor [ prṓ nàytər ] (plural pro·na·tors) |
noun |
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| Definition: |
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muscle allowing downward positioning: a muscle that turns a part of the body so that it faces downward, e.g. one of the muscles in the forearm that rotates the hand into the palm-down position
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| [Early 18th century. < modern Latin< Latin pronus (see prone), after supinator] |
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