tetrapod
[te-truh-pod]
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noun
any vertebrate having four limbs or, as in the snake and whale, having had four-limbed ancestors.
an object, as a caltrop, having four projections radiating from one central node, with each forming an angle of 120° with any other, so that no matter how the object is placed on a relatively flat surface, three of the projections will form a supporting tripod and the fourth will point directly upward.
adjective
having four limbs or descended from four-limbed ancestors.
Origin of tetrapod
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for tetrapod
Historical Examples of tetrapod
Contributions to the question of the origin of the tetrapod limb.
The Ancestry of Modern Amphibia: A Review of the EvidenceTheodore H. Eaton
Tetrapod, tet′ra-pod, n. an insect distinguished by having but four perfect legs.
tetrapod
noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Online Etymology Dictionary, © 2010 Douglas Harper
tetrapod
[tĕt′rə-pŏd′]
The American Heritage® Science Dictionary
Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.