microorganisms

Cultural  

1. Organisms so small that they can be seen only through a microscope. (See bacteria, protozoa, and viruses.)

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Example Sentences

With that data, MOA has trained an AI to work out what combinations of substrates and microorganisms would achieve the best yields.

From BBC • Jun. 4, 2026

Using that tech, MOA Foodtech discovered the best microorganisms to make use of the leftover starch and fibre in the pea protein industry.

From BBC • Jun. 4, 2026

Katchinoff’s team studied how fine the powder should be, how best to release it and the tank conditions that aid helpful microorganisms.

From The Wall Street Journal • May 14, 2026

The collective term for all microorganisms -- including bacteria, viruses and fungi -- that live in and on the body.

From Science Daily • Apr. 22, 2026

However, there are many other possibilities, ranging from large plants and animals to microorganisms, to extinct forms, to a planet that is now and was always lifeless.

From "Cosmos" by Carl Sagan