any muscle whose contractions produce or affect pronation
WordReference Random House Unabridged Dictionary of American English © 2025
pro•na•tor
(prō′nā tər, prō nā′-),USA pronunciation n.
- Anatomy, Zoology, Anatomyany of several muscles that permit pronation of the hand, forelimb, or foot.
- pronate + -or2 1720–30
Collins Concise English Dictionary © HarperCollins Publishers::