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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.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
1. (Environmental Science) any relationship between organisms within a community
2. joint action
3. obsolete a force or compulsion, either to compel or restrain
[C17: co- + action]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
1. joint action or interaction.
2. any interaction among organisms within an ecological community.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
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|Noun||1.||coaction - act of working jointly; "they worked either in collaboration or independently"|
cooperation - joint operation or action; "their cooperation with us was essential for the success of our mission"
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
The American Heritage® Roget's Thesaurus. Copyright © 2013, 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.