The Collaborative International Dictionary of English v.0.48:

Adducent \Ad*du"cent\, a. [L. addunces, p. pr. of adducere.]
   (Physiol.)
   Bringing together or towards a given point; -- a word applied
   to those muscles of the body which pull one part towards
   another. Opposed to abducent.
   [1913 Webster]

WordNet (r) 3.0 (2006):

adducent
    adj 1: especially of muscles; bringing together or drawing
           toward the midline of the body or toward an adjacent part
           [syn: adducent, adductive, adducting] [ant:
           abducent, abducting]