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Table of Contents POS
HYPHEN
WORDNET DICTIONARY
CIDE DICTIONARY
OXFORD DICTIONARY

vermiculite

POS

Noun

HYPHEN

ver=mic=u=lite

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WORDNET DICTIONARY

Noun vermiculite has 1 sense

vermiculite(n = noun.substance) - any of a group of yellow or brown hydrous silicate minerals having a micaceous structure;

is a kind of

mineral

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CIDE DICTIONARY

vermiculite, n. [L. vermiculus, dim. of vermis worm.].

A group of minerals having, a micaceous structure. They are hydrous silicates, derived generally from the alteration of some kind of mica. So called because the scales, when heated, open out into wormlike forms. [1913 Webster]

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OXFORD DICTIONARY

vermiculite, n. a hydrous silicate mineral usu. resulting from alteration of mica, and expandable into sponge by heating, used as an insulation material.

Etymology

as VERMICULATE + -ITE(1)

For further exploring for "vermiculite" in Webster Dictionary Online