Any of several muscles enabling the thumb to be placed front to front against a finger of the same hand.
Más ejemplos en oraciones
- A contracted muscle will have an opponent muscle that will test weak.
- The reverse action is performed by that muscle's opponent muscle, usually situated on the opposite side of the limb or part of the body in which the movement is produced.
Definición de opponent muscle en:
- el diccionario Inglés de EE.UU.