Definitions
from The Century Dictionary.
- Sleep-preventing; causing wakefulness.
- noun In medicine, something which tends to drive away sleep; an antihypnotic.
from the GNU version of the Collaborative International Dictionary of English.
- noun Anything which prevents sleep, or produces wakefulness, as strong tea or coffee.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- adjective medicine Preventing
sleep ; causingwakefulness ;insomniac . - noun medicine A
medication that prevents sleep.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- adjective of or pertaining to agrypnia
Etymologies
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Examples
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mollusque commented on the word agrypnotic
Something administered to produce wakefulness.
November 18, 2008
bilby commented on the word agrypnotic
Keep it away from Prolagus.
November 18, 2008
Prolagus commented on the word agrypnotic
Tòó late.
November 18, 2008