molybdenum disulfide

/M AH0 L IH1 B D IH0 N AH0 M D IH0 S AH0 L F AY0 D/
noun
  1. 1

    (chemistry) a black, crystalline inorganic polymer of empirical formula MoS₂ that occurs as the mineral molybdenite and is used as a lubricant having a structure analogous to graphite

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