mica

noun mi·ca \ ˈmī-kə \
|Updated on: 9 May 2018

Definition of mica

: any of various colored or transparent mineral silicates crystallizing in monoclinic forms that readily separate into very thin leaves

micaceous

play \mī-ˈkā-shəs\ adjective

Recent Examples of mica from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'mica.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Origin and Etymology of mica

New Latin, from Latin, grain, crumb; perhaps akin to Greek mikros small


MICA Defined for English Language Learners

mica

Definition of mica for English Language Learners

  • : a mineral that separates easily into thin sheets


MICA Defined for Kids

mica

noun mi·ca \ ˈmī-kə \

Definition of mica for Students

: a mineral that easily breaks into very thin transparent sheets

Medical Dictionary

mica

noun mi·ca \ ˈmī-kə \

medical Definition of mica

: any of various colored or transparent mineral silicates crystallizing in monoclinic forms that readily separate into very thin leaves

micaceous

play \mī-ˈkā-shəs\ adjective

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