Dictionary
co•ac•tion
Pronunciation: (kō-ak'shun), [key]—
n.
force or compulsion, either in restraining or in impelling.
co•ac•tion
Pronunciation: (kō-ak'shun), [key]—
n.
1. joint action.
2. Ecol.any interaction among organisms within a community.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.