from The American Heritage® Dictionary of the English Language, 4th Edition

  • adv. Within a living organism: metabolic studies conducted in vivo; in vivo techniques.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. Within a living organism.
  • adv. Within a living organism.

from The Century Dictionary and Cyclopedia

  • Within the living body. See in vitro.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • adv. in the living organism
  • adj. within a living organism


New Latin in vīvō : Latin in, in + Latin vīvō, ablative of vīvus, living, a living body.
(American Heritage® Dictionary of the English Language, Fourth Edition)
Borrowed from Latin. (Wiktionary)


Sorry, no example sentences found.

Wordnik is becoming a not-for-profit! Read our announcement here.


Log in or sign up to get involved in the conversation. It's quick and easy.