Vermiculite meaning

vər-mĭkyə-līt
Any of a group of micaceous hydrated silicate minerals related to the chlorites and used in heat-expanded form as insulation and as a planting medium.
noun
0
0
Any of a number of very soft, monoclinic, hydrous silicate minerals resulting usually from alterations of mica and occurring in tiny, leafy scales that expand greatly when heated: used for insulation, water adsorption, etc.
noun
0
0
(mineralogy) A hydrated silicate mineral which expands on heating; it is used in insulation and as a medium for planting.
noun
0
0
Advertisement

Origin of vermiculite

  • Latin vermiculus diminutive of vermis worm vermicular –ite

    From American Heritage Dictionary of the English Language, 5th Edition

  • Latin vermiculus, wormlet for its fibrous nature and tendency to expand into worm-like shapes when heated

    From Wiktionary