coaction

from WordNet (r) 3.0 (2006)
coaction
    n 1: act of working jointly; "they worked either in
         collaboration or independently" [syn: {collaboration},
         {coaction}]
    
from The Collaborative International Dictionary of English v.0.48
Coaction \Co*ac"tion\, n. [L. coactio.]
   Force; compulsion, either in restraining or impelling.
   --Sojth.
   [1913 Webster]
    

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