MINERAL WOOL

Pronunciation (US):

(GB):

 I. (noun) 

Sense 1

Meaning:

A light fibrous material used as an insulator

Synonyms:

mineral wool; rock wool

Classified under:

Nouns denoting substances

Hypernyms ("mineral wool" is a kind of...):

dielectric; insulator; nonconductor (a material such as glass or porcelain with negligible electrical or thermal conductivity)

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