Search Result for "semicircular canal":
Wordnet 3.0

NOUN (1)

1. one of three tube loops filled with fluid and in planes nearly at right angles with one another; concerned with equilibrium; 



WordNet (r) 3.0 (2006):

semicircular canal
    n 1: one of three tube loops filled with fluid and in planes
         nearly at right angles with one another; concerned with
         equilibrium