zoo-
1.
a combining form meaning “living being,” “animal,” used in the formation of compound words:
zoometry; zooplankton.
Also,
especially before a vowel,
zo-
.
Origin
combining form representing
Greek
zôion
animal
British Dictionary definitions for
zoo-
zoo-
combining form
1.
indicating animals:
zooplankton
Word Origin
from Greek
zōion
animal
zoo-
in Medicine
zoo-
or
zo-
pref.
Animal; animal kingdom:
zoonosis.