Word Study
in utero |
in vacuo |
in vain |
in view |
in vitro |
in vivo
| in vogue
| in with
| in working order
| in writing
| in your birthday suit
in vivo
OXFORD DICTIONARY
in vivo, adv. Biol. (of processes) taking place in a living organism.
Etymology
L, = in a living thing
For further exploring for "in vivo" in Webster Dictionary Online