Definition of MICR

 (Entry 1 of 2)

magnetic ink character recognition
variants: or micro-

Definition of micr- (Entry 2 of 2)

1a : small : minute microcapsule
b : used for or involving minute quantities or variations microbarograph
2 : one millionth (10-6) part of microgram
3a : using microscopy microdissection : used in microscopy
b : revealed by or discernible only by microscopic examination microorganism
4 : abnormally small microcyte
5 : of or relating to a small area microclimate
6 : employed in or connected with microphotographing or microfilming microcopy

History and Etymology for MICR

Combining form

Middle English micro-, from Latin, from Greek mikr-, mikro-, from mikros, smikros small, short; perhaps akin to Old English smēalīc careful, exquisite

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Cite this Entry

“MICR.” Dictionary, Merriam-Webster, Accessed 4 Aug. 2020.

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More Definitions for MICR


variants: or micro-

Kids Definition of micr-

1 : small : tiny microorganism
2 : millionth

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