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urochord

[yoor-uh-kawrd]

noun

Zoology.

  1. the notochord of an ascidian or tunicate, more conspicuous in the larva than in the adult and confined chiefly to the caudal region.

urochord

/ ˈʊəəʊˌɔː /

noun

  1. the notochord of a larval tunicate, typically confined to the tail region

“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

noun

  1. Also: urochordate.Another word for tunicate

“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Other Word Forms

  • urochordal adjective
  • ˌܰˈǰ岹 adjective
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Word History and Origins

Origin of urochord1

First recorded in 1875–80; uro- 2 + chord 1
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Word History and Origins

Origin of urochord1

C19: from uro- ² + chord, a variant of cord
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Example Sentences

Examples have not been reviewed.

In this state the larva has a urochord and certain other structures resembling some embryonic vertebrates.

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