chordata Meaning, Definition & Usage

  1. noun comprises true vertebrates and animals having a notochord
    phylum Chordata.

WordNet

Chor*da"ta noun plural
Etymology
NL., fr. L. chorda cord.
Definitions
  1. (Zoöl.) A comprehensive division of animals including all Vertebrata together with the Tunicata, or all those having a dorsal nervous cord.

Webster 1913