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amphioxus

[am-fee-ok-suh s] /ˌæm fiˈɒk səs/
noun, plural amphioxi
[am-fee-ok-sahy] /ˌæm fiˈɒk saɪ/ (Show IPA),
amphioxuses.
1.
Zoology, lancelet.
Origin
1830-1840
1830-40; < Neo-Latin: literally, sharp at both ends < Greek amphi- amphi- + oxýs pointed
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for amphioxi

amphioxus

/ˌæmfɪˈɒksəs/
noun (pl) -oxi (-ˈɒksaɪ), -oxuses
1.
another name for the lancelet
Word Origin
C19: from New Latin: both ends being sharp, from amphi- + Greek oxus sharp
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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amphioxi in Science
amphioxus
  (ām'fē-ŏk'səs)   
See lancelet.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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