名詞 chordate:

1. any animal of the phylum Chordata having a notochord or spinal column

形容詞 chordate:

1. of or relating to or characteristic of the Chordata

chor.date

n.（名詞）
Any of numerous animals belonging to the phylum Chordata, having at some stage of development a dorsal nerve cord, a notochord, and gill slits and including all vertebrates and certain marine animals, such as the lancelets.
脊索動(dòng)物：包括所有的脊椎動(dòng)物以及如文昌魚之類的海洋動(dòng)物的脊索動(dòng)物門的大量動(dòng)物中的任一個(gè)，在某些生長(zhǎng)階段有背部神經(jīng)索、背索及鰓裂

來源：
From New Latin Chord3ta [phylum name]
源自 現(xiàn)代拉丁語 Chord3ta [生物分類的門名]
from Latin chorda [cord] * see cord
源自 拉丁語 chorda [弦] *參見 cord