a combining form meaning “living being,” “animal,” used in the formation of compound words: zoometry; zooplankton.
Old School Latin Phrases We’re Still Using In Everyday EnglishThese may be phrases you throw out all the time in casual conversation ... but are you using the correctly? Find out what they really mean.
Also especially before a vowel, zo-.
Origin of zoo-
combining form representing Greek zôion animal
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
British Dictionary definitions for zoo-
before a vowel zo-
Word Origin for zoo-
from Greek zōion animal
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 zoo-
Animal; animal kingdom:zoonosis.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.