Definition of Mica

1. Noun. 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.

Exact synonyms: Isinglass
Generic synonyms: Mineral, Translucent Substance, Transparent Substance
Specialized synonyms: Biotite, Lepidolite, Muscovite, Paragonite, Phlogopite, Zinnwaldite
Derivative terms: Micaceous



Definition of Mica

1. n. The name of a group of minerals characterized by highly perfect cleavage, so that they readily separate into very thin leaves, more or less elastic. They differ widely in composition, and vary in color from pale brown or yellow to green or black. The transparent forms are used in lanterns, the doors of stoves, etc., being popularly called isinglass. Formerly called also cat-silver, and glimmer.

Definition of Mica

1. Noun. Any of a group of hydrous aluminosilicate minerals characterized by highly perfect cleavage, so that they readily separate into very thin leaves, more or less elastic. ¹

¹ Source: wiktionary.com

Definition of Mica

1. a mineral [n -S]

Medical Definition of Mica

1. The name of a group of minerals characterised by highly perfect cleavage, so that they readily separate into very thin leaves, more or less elastic. They differ widely in composition, and vary in colour from pale brown or yellow to green or black. The transparent forms are used in lanterns, the doors of stoves, etc, being popularly called isinglass. Formerly called also cat-silver, and glimmer. The important species of the mica group are: muscovite, common or potash mica, pale brown or green, often silvery, including damourite (also called hydromica); biotite, iron-magnesia mica, dark brown, green, or black; lepidomelane, iron, mica, black; phlogopite, magnesia mica, colourless, yellow, brown; lepidolite, lithia mica, rose-red, lilac. Mica (usually muscovite, also biotite) is an essential constituent of granite, gneiss, and mica slate; biotite is common in many eruptive rocks; phlogopite in crystalline limestone and serpentine. Mica diorite, a schistose rock, consisting of mica and quartz with, usually, some feldspar. Origin: L. Mica crumb, grain, particle; cf. F. Mica. Source: Websters Dictionary (01 Mar 1998)

Mica Pictures

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Lexicographical Neighbors of Mica

miasmatists
miasmic
miasmically
miasmology
miasmous
miasms
miaul
miauled
miauling
miauls
mib
mibefradil
mibs
mibuna
mica (current term)
micaceo-calcareous
micaceous
micafungin
micaless
micalike
micarta
micas
micate
micated
micates
micating
micatosis
micawbers
mice

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