Microorganism Definition
mīkrō-ôrgə-nĭzəm
microorganisms
noun
microorganisms
Any microscopic or ultramicroscopic animal, plant, bacterium, virus, etc.
Webster's New World
Other Word Forms of Microorganism
Noun
Singular:
microorganism
Plural:
microorganisms, microrganismsOrigin of Microorganism
-
From micro- +"Ž organism.
From Wiktionary
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