'Concha' definitions:
Definition of 'concha'
From: WordNet
noun
(anatomy) a structure that resembles a shell in shape
Definition of 'Concha'
From: GCIDE
- Concha \Con"cha\ (k[o^][ng]"k[.a]), n. [LL. (in sense 1), fr. L. concha. See Conch.]
- 1. (Arch.) The plain semidome of an apse; sometimes used for the entire apse. [1913 Webster]
- 2. (Anat.) The external ear; esp. the largest and deepest concavity of the external ear, surrounding the entrance to the auditory canal. [1913 Webster]