'Epichordal' definitions:

Definition of 'Epichordal'

From: GCIDE

Epichordal \Ep`i*chor"dal\, a. [Pref. epi- + chordal.] (Anat.) Upon or above the notochord; -- applied esp. to a vertebral column which develops upon the dorsal side of the notochord, as distinguished from a perichordal column, which develops around it. [1913 Webster]