Meanings
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1
adj
made of, resembling, or having the qualities of glass
The lava cooled into a dark vitreous rock with a glassy surface.
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2
adj
relating to the transparent gel that fills the eyeball behind the lens
The injury caused blood to enter the vitreous chamber of the eye.
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3
adj
made hard, smooth, and nonporous by firing or fusion
The kiln produced a dense vitreous ceramic that absorbed very little water.
Thesaurus
Etymology
From Middle French vitreux, from Latin vitreus ("of glass, glassy"), from vitrum ("glass"). The transparent body of the eye was called vitreous because its clear, gel-like substance was compared with glass.