hyalite

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noun hy·a·lite \ˈhī-ə-ˌlīt\

Definition of hyalite

  1. :  a colorless opal that is clear as glass or sometimes translucent or whitish

Origin and Etymology of hyalite

German Hyalit, from Greek hyalos


First Known Use: 1794

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rude, impolite, or socially unacceptable

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