chordate
Concise Oxford English Dictionary © 2008 Oxford University Press:
chordate /ˈkɔːdeɪt/ Zoology
▶noun an animal of the large phylum Chordata, comprising the vertebrates together with the sea squirts and lancelets, all of which are distinguished by possessing a notochord. ▶adjective relating to chordates.
– origin from mod. L. Chordata, from L. chorda (see chord2), on the pattern of words such as Vertebrata (see vertebrate).
'chordate' also found in these Oxford entries:

