varus

from WordNet (r) 3.0 (2006)

varus
    n 1: a deformity in which part of a limb is turned inward to an
         abnormal degree [ant: {valgus}]

from The Collaborative International Dictionary of English v.0.48

Varus \Va"rus\, n. [NL., fr. L., bent, grown inwards.] (Med.)
   A deformity in which the foot is turned inward. See
   {Talipes}.
   [Webster 1913 Suppl.]