short abductor muscle of thumb n.
A muscle with origin from the trapezium and the flexor retinaculum, with insertion to the proximal phalanx of the thumb, with nerve supply from the median nerve, and whose action abducts the thumb.
|the offspring of a zebra and a donkey.|
|a children's mummer's parade, as on the Fourth of July, with prizes for the best costumes.|
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