Grade 7
(mi-cro-or-gan-ism) 5 syllables

Definition

noun. any microscopic or ultramicroscopic animal or plant or bacterium or virus

Example Sentence

We studied the microorganism under the microscope.

Synonyms

bacteria; protozoa; virus

Antonyms

elephant

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microorganism
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Rhymes

  • organism

  • microorganism