Dictionary
viv•i•sec•tion
Pronunciation: (viv"u-sek'shun), [key]—
n.
1. the action of cutting into or dissecting a living body.
2. the practice of subjecting living animals to cutting operations, esp. in order to advance physiological and pathological knowledge.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.