Another word for microscopic

a-z

Adjective

So minute as not to be discernible

infinitesimal
Incalculably, exceedingly, or immeasurably minute; vanishingly small.
(Mathematics) Capable of having values approaching zero as a limit.
(Math.) Of or pertaining to an infinitesimal

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1. Incalculably, exceedingly, or immeasurably minute; vanishingly small.
2. (Mathematics) Capable of having values approaching zero as a limit.
3. (Math.) Of or pertaining to an infinitesimal
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imperceptible
Impossible or difficult to perceive by the mind or senses:
So subtle, slight, or gradual as to be barely perceptible:

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1. Impossible or difficult to perceive by the mind or senses:
2. So subtle, slight, or gradual as to be barely perceptible:
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© Roget’s II: The New Thesaurus Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.

Another word for microscopic

Modifier

See also:

© WEBSTER’S NEW WORLD® ROGET’S A-Z THESAURUS by Charlton Laird and the editors of Webster’s New World dictionaries. Copyright © 1999 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.