microzoon

[ mahy-kruh-zoh-on, -uh n ]
/ ˌmaɪ krəˈzoʊ ɒn, -ən /

noun, plural mi·cro·zo·a [mahy-kruh-zoh-uh] /ˌmaɪ krəˈzoʊ ə/.

a microscopic animal, especially a protozoan.

Origin of microzoon

First recorded in 1860–65; micro- + -zoon

Medical definitions for microzoon

microzoon
[ mī′krə-zōŏn′, -ən ]

n. pl. mi•cro•zo•a (-zōə)

A microscopic animal.