illite

play
noun il·lite \ˈi-ˌlīt\

Definition of illite

  1. :  any of a group of clay minerals having essentially the crystal structure of muscovite

illitic

play \i-ˈli-tik\ adjective

Origin and Etymology of illite

Illinois, state of United States + 1-ite


First Known Use: 1937


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to decrease in size, extent, or degree

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