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Webster 1913 Edition

Antihypnotic

Anˊti-hyp-not′ic

,

Adj.

(Med.)

Tending to prevent sleep.

–

Noun.

An antihypnotic agent.

Webster 1828 Edition

Antihypnotic

ANTIHYPNOT'IC

,

Adj.

[Gr. sleep.]

Counteracting sleep; tending to prevent sleep or lethargy.

ANTIHYPNOT'IC

,

Noun.

A medicine that prevents or tends to prevent sleep.