a combining form meaning “living,” “alive,” used in the formation of compound words: vivisection.
Origin of vivi-
< Latin vīvi-, combining form of vīvus alive; akin to vīvere to live (see vital)
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Medicine definitions for vivi-
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.