urochord


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urochord

(ˈjʊərəʊˌkɔːd)
n
(Zoology) the notochord of a larval tunicate, typically confined to the tail region
n, adj
(Animals) Also: urochordate another word for tunicate
[C19: from uro-2 + chord, a variant of cord]
ˌuroˈchordal adj
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

u•ro•chord

(ˈyʊər əˌkɔrd)

n.
a notochord that is chiefly confined to the tail region, present in the larval stage of tunicates.
[1875–80]
u`ro•chor′dal, adj.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.urochord - primitive marine animal having a saclike unsegmented body and a urochord that is conspicuous in the larvaurochord - primitive marine animal having a saclike unsegmented body and a urochord that is conspicuous in the larva
tunicate, urochordate
chordate - any animal of the phylum Chordata having a notochord or spinal column
subphylum Tunicata, subphylum Urochorda, subphylum Urochordata, Tunicata, Urochorda, Urochordata - tunicates
ascidian - minute sedentary marine invertebrate having a saclike body with siphons through which water enters and leaves
salp, salpa - minute floating marine tunicate having a transparent body with an opening at each end
doliolum - free-swimming oceanic tunicate with a barrel-shaped transparent body
larvacean - any member of the class Larvacea
appendicularia - free-swimming tadpole-shaped pelagic tunicate resembling larvae of other tunicates
2.urochord - a notochord of a larval tunicate typically confined to the caudal region
notochord - a flexible rodlike structure that forms the supporting axis of the body in the lowest chordates and lowest vertebrates and in embryos of higher vertebrates
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