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COACTION

 - 3 dictionary results

co⋅ac⋅tion

1  [koh-ak-shuhn]
Use COACTION in a Sentence
–noun
force or compulsion, either in restraining or in impelling.
Origin:
1350–1400; ME < L coāctiōn- (s. of coactiō), equiv. to coāct(us) (ptp. of cōgere; see cogent, co-, act ) + -iōn- -ion

co⋅ac⋅tion

2  [koh-ak-shuhn]
–noun
1. joint action.
2. Ecology. any interaction among organisms within a community.
Origin:
1615–25; co- + action
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
Cite This Source Link To COACTION
co·ac·tion   (kō-āk'shən)   
n.  

  1. An impelling or restraining force; a compulsion.

  2. Joint action.

  3. Ecology Any of the reciprocal actions or effects, such as symbiosis, that can occur in a community.


[Middle English coaccioun, from Latin coāctiō, coāctiōn-, a collecting, from coāctus, past participle of cōgere, to collect, condense; see coagulum. Senses 2 and 3 : co- + action.]
co·ac'tive adj., co·ac'tive·ly adv.
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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