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urochord |
2 definitions found From Webster's Revised Unabridged Dictionary (1913) [web1913]: Urochord \U"ro*chord\, n. [2d uro- + chord.] (Zo["o]l.) The central axis or cord in the tail of larval ascidians and of certain adult tunicates. [Written also {urocord}.] From WordNet r 1.6 [wn]: urochord n 1: primitive marine animal having a saclike unsegmented body and a urochord (a notochord) conspicuous in the larva [syn: {tunicate}, {urochordate}] 2: a notochord of a larval tunicate typically confined to the caudal region
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