chemotaxis

che·mo·tax·is

[kee-moh-tak-sis, kem-oh-]
noun Biology.
oriented movement toward or away from a chemical stimulus.

Origin:
1890–95; chemo- + -taxis

che·mo·tac·tic [kee-moh-tak-tik, kem-oh-] , adjective
che·mo·tac·ti·cal·ly, adverb
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2013.
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Collins
World English Dictionary
chemotaxis (ˌkɛməʊˈtæksɪs) [Click for IPA pronunciation guide]
 
n
the movement of a microorganism or cell in response to a chemical stimulus
 
chemo'tactic
 
adj
 
chemo'tactically
 
adv

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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00:10
Chemotaxis is always a great word to know.
So is flibbertigibbet. Does it mean:
a chattering or flighty, light-headed person.
an extraordinary or unusual thing, person, or event; an exceptional example or instance.
Etymonline
Word Origin & History

chemotaxis
1894, Mod.L., coined in Ger. 1888, from chemo- + Gk. taxis "arrangement" (see taxidermy).
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Medical Dictionary

chemotaxis che·mo·tax·is (kē'mō-tāk'sĭs, kěm'ō-)
n.
The characteristic movement or orientation of an organism or cell along a chemical concentration gradient either toward or away from the chemical stimulus. Also called chemotropism.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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American Heritage
Science Dictionary
chemotaxis   (kē'mō-tāk'sĭs, kěm'ō-)  Pronunciation Key 
The characteristic movement or orientation of an organism or cell along a chemical concentration gradient either toward or away from the chemical stimulus. Bacteria exhibit chemotaxis when they move toward a source of nutrients.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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