sylvite

noun
syl·​vite | \ ˈsil-ˌvīt How to pronounce sylvite (audio) \
variants: or less commonly sylvine \ ˈsil-​ˌvēn How to pronounce sylvine (audio) \

Definition of sylvite

: a mineral that is a natural potassium chloride and occurs in colorless cubes or crystalline masses

First Known Use of sylvite

1868, in the meaning defined above

History and Etymology for sylvite

alteration of sylvine, from French, from New Latin sal digestivus Sylvii digestive salt of Sylvius, from Sylvius latinized name of Jacques Dubois †1555 French physician

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The first known use of sylvite was in 1868

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Britannica.com: Encyclopedia article about sylvite

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