vita-glass

noun vi·ta-glass \ ˈvī-tə-ˌglas \

variants: or less commonly vita play \ˈvī-tə\

Definition of vita-glass

: glass that does not obstruct ultraviolet rays

The aluminium blinds shot up, and the sun poured in through the vita-glass, filling the room with beneficent rays.
—Evelyn Waugh, Decline And Fall, 1928

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