Adductor \Ad*duc"tor\, n. [L., fr. adducere.]

(Anat.) A muscle which draws a limb or part of the body toward the middle line of the body, or closes extended parts of the body; -- opposed to abductor; as, the adductor of the eye, which turns the eye toward the nose.

In the bivalve shells, the muscles which close the values of the shell are called adductor muscles. --Verrill.

Source: Webster's Revised Unabridged Dictionary (1913)