[ in vee-voh ]
/ ɪn ˈvi voʊ /
(of a biological process) occurring or made to occur within a living organism or natural setting.
Compare in vitro.
Origin of in vivo
First recorded in 1900–05, in vivo is from the Latin word in vīvō in (something) alive
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
British Dictionary definitions for in vivo
/ (ɪn ˈviːvəʊ) /
(of biological processes or experiments) occurring or carried out in the living organism
Word Origin for in vivo
New Latin, literally: in a living (thing)
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Medicine definitions for in vivo
[ vē′vō ]
Within a living organism.
Related formsin vivo adv.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Science definitions for in vivo
[ ĭn vē′vō ]
Inside a living organism. Compare in vitro.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Culture definitions for in vivo
[ (in vee-voh) ]
In nature; literally, “in life.” In vivo conditions are distinguished from those that might exist only in a laboratory. (Compare in vitro.)
The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.