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insomniac: Meaning and Definition of

in•som•ni•ac

Pronunciation: (in-som'nē-ak"), [key]
— n.
  1. a person who suffers from insomnia.
—adj.
  1. having insomnia: a nervous, insomniac person.
  2. of, pertaining to, or causing insomnia.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
See also:
insomnia insomnolence
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