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Webster 1913 Edition
Epichordal
Epˊi-chor′dal
,Adj.
 [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. Definition 2025
epichordal
epichordal
English
Adjective
epichordal (not comparable)
- (anatomy) Upon or above the notochord; applied especially to a vertebral column which develops upon the dorsal side of the notochord, as distinguished from a perichordal column, which develops around it.