Lunatic (?), a. [F. lunatique, L. lunaticus, fr. luna the moon. See Lunar.] 1. Affected by lunacy; insane; mad; crazy; demented.
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Lord, have mercy on my son; for he is lunatic. Wyclif (Matt. xvii. 15).
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2. Of or pertaining to, or suitable for, an insane person; evincing lunacy; as, lunatic gibberish; a lunatic asylum.
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