Definition of mineral wool in English:

mineral wool

Syllabification: min·er·al wool

noun

  • A substance resembling matted wool and made from inorganic mineral material, used chiefly for packing or insulation.
    More example sentences
    • Moisture-damaged mineral wool insulation material was also replaced, and some damaged ceilings were fixed.
    • For fire-rated walls, a glass fiber or mineral wool batt or blanket insulation must be installed between the studs.
    • Fibrex, based in Aurora, Illinois, produces mineral wool insulation blankets, which can fit between walls, studs or ceiling rafters, made from 92 percent recycled materials.

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Pronunciation: kərf
noun
a slit made by cutting with a saw