HyperDic: mineral_wool

English > 1 sense of the expression mineral wool:
NOUNsubstancemineral wool, rock woola light fibrous material used as an insulator
English > mineral wool: 1 sense > noun 1, substance
MeaningA light fibrous material used as an insulator.
Synonymrock wool
Broaderinsulator, dielectric, nonconductorA material such as glass or porcelain with negligible electrical or thermal conductivity
Spanishlana de roca

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