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Related to urochordate: Cephalochordata, Cyclostomata


A tunicate.

[uro- + chord (from the notochord present in the caudal region of tunicates' larval stage ) + -ate.]

u′ro·chor′date adj.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(ˌyʊər əˈkɔr deɪt)
1. having a urochord.
[1945–50; < New Latin Urochordata; see uro-2, chord1, -ata]
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.urochordate - primitive marine animal having a saclike unsegmented body and a urochord that is conspicuous in the larvaurochordate - primitive marine animal having a saclike unsegmented body and a urochord that is conspicuous in the larva
chordate - any animal of the phylum Chordata having a notochord or spinal column
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
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
Despite the fact that integrins ([alpha] - and [beta] chains) are well known to exist in all metazoan, its presumptive ligand, fibronectin (FN, as fibronectin-like protein, FN-LP) evolutionary originate as novel ECM components in Urochordate species C.
canicula, urochordate and chondrichthyan species were also observed in stomachs and were classified as accidental prey items.
Genomic analysis of immunity in a Urochordate and the emergence of the verterate immune system: "waiting for Godot".
Genetic basis of histocompatibility in the solitary urochordate Styela plicata.
Cyclical generation and degeneration of organs in a colonial urochordate involves crosstalk between old and new: a model for development and regeneration.
Migratory neural crest-like cells form body pigmentation in a urochordate embryo.
Telomerase maintained in self-renewing tissues during serial regeneration of the urochordate Botryllus schlosseri.
Gene expression profile during the life cycle of the urochordate Ciona intestinalis.
The integrins of the urochordate Ciona intestinalis provide novel insights into the molecular evolution of the vertebrate integrin family.
Genomic analysis of immunity in a urochordate and the emergence of the vertebrate immune system: "waiting for Godot." Immunogenetics 55: 570-581.