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{%type%} Definitions

WordNet 3.0Copyright Princeton University
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Short "hint"

Any living thing too tiny to be seen with the naked eye.

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Usage examples (37)
  • Finding just one mutated microorganism can cause the lab to be shut down.
  • The single cell of a microorganism is a perfect protein factory.
  • Firstly, you decide whether your microorganism will be a carnivore or a herbivore.
  • The makers of Slim-Fast say the premade shakes may be contaminated with some kind of microorganism, harmful bacteria.
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