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Webster 1913 Edition

Noun.

[F.

orviétan

: cf. It.

orvietano

. So called because invented at

Orvieto

, in Italy.]

A kind of antidote for poisons; a counter poison formerly in vogue.

[Obs.]

Noun.

An antidote or counter poison. [Not used.]

See also: Orvietan

orvietan ‎(uncountable)