[ep-uh-zoh-on, -uh n]
- an external parasite or commensal on the body of an animal; ectozoon.
Origin of epizoon
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- an organism that lives on an animal but is not parasitic on it
- an animal, such as a parasite, that lives on the body of another animal
C19: New Latin, from epi- + Greek zōion animal
- An epizoic organism.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.