noun
mica
any of various minerals consisting of hydrous silicates of aluminum or potassium etc. that crystallize in forms that allow perfect cleavage into very thin leaves; used as dielectrics because of their resistance to electricity
In a sentence
Three example sentences with mica, each labelled with its topic.
Flecks of mica in the granite cladding catch the low sun and make the whole facade glitter at dusk.
Architecture
Renaissance workshops ground mica into varnish so haloes would shimmer whenever a viewer moved past the painted panel.
Art
Early radio sets slipped mica between the plates of their tuning capacitors because the material tolerated heat well.
Technology
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Found in these word lists
- Engineering Technology Word ListAuthoritative
Each source is a published word list that contains mica. No exam board publishes an official GRE, GMAT or SAT list; GMAT words come from GRE lists and the Academic Word List.