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zinc sulfide

noun

, Chemistry.
  1. a white to yellow, crystalline powder, ZnS, soluble in acids, insoluble in water, occurring naturally as wurtzite and sphalerite: used as a pigment and as a phosphor on x-ray and television screens.


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Word History and Origins

Origin of zinc sulfide1

First recorded in 1880–85

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Example Sentences

The luminous watch dials consist of a coating of zinc sulfide under continual bombardment by the radium projectiles.

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