51Թ

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protochordate

[proh-toh-kawr-deyt]

noun

Zoology.

  1. any of the nonvertebrate chordates, as the tunicates, cephalochordates, and hemichordates.

protochordate

/ ˌəʊəʊˈɔːɪ /

noun

  1. any chordate animal of the subphyla Hemichordata (acorn worms), Urochordata (tunicates), and Cephalochordata (lancelets)

“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

adjective

  1. of or relating to protochordates

“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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51Թ History and Origins

Origin of protochordate1

1890–95; < New Latin Protochordata name of the group; proto-, chordate

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