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amphioxi

 - 6 dictionary results

am⋅phi⋅ox⋅us

  [am-fee-ok-suhs]
Use amphioxi in a Sentence
–noun, plural -ox⋅i  [-ok-sahy] , -ox⋅us⋅es.
Zoology. lancelet.
Origin:
1830–40; < NL: lit., sharp at both ends < Gk amphi- amphi- + oxýs pointed

lance⋅let

  [lans-lit, lahns-]
–noun
any of several small, lancet-shaped burrowing marine animals of the subphylum Cephalochordata, having a notochord and bearing structural similarities to both vertebrates and invertebrates.
Also called amphioxus.

Origin:
1565–75; lance 2 + -let
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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Medical Dictionary

Main Entry: Amphioxus
Function: noun
synonym of BRANCHIOSTOMA

Main Entry: lance·let
Pronunciation: 'lan(t)-sl&t
Function: noun
: any vertebrate animal of the subphylum Cephalochordata called alsoamphioxus
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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Science Dictionary
amphioxus   (ām'fē-ŏk'səs)  Pronunciation Key 
See lancelet.
lancelet   (lāns'lĭt)  Pronunciation Key 
Any of various small, transparent, fishlike marine organisms of the subphylum Cephalochordata that are related to vertebrates but have a notochord instead of a true backbone. Unlike other primitive chordates, lancelets have a body divided into serially repeated muscular segments. Also called amphioxus.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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