You searched for: “agrypnotic”
Of or relating to wakefulness; sleeplessness.
Word Entries at Get Words: “agrypnotic”
agrypnotic (ag" rip NAHT ik) (adjective), more agrypnotic, most agrypnotic
A reference to that which prevents sleep, or produces wakefulness; such as, a drug, strong tea, or coffee: The doctor advised Karen not to drink coffee at night because it usually produces an agrypnotic condition that keeps her awake.
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This entry is located in the following unit: English Words in Action, Group A (page 3)