The Collaborative International Dictionary of English v.0.48:

malady \mal"a*dy\ (m[a^]l"[.a]*d[y^]), n.; pl. Maladies
   (m[a^]l"[.a]*d[i^]z). [F. maladie, fr. malade ill, sick, OF.
   also, malabde, fr. L. male habitus, i. e., ill-kept, not in
   good condition. See Malice, and Habit.]
   1. Any disease of the human body; a distemper, disorder, or
      indisposition, proceeding from impaired, defective, or
      morbid organic functions; especially, a lingering or
      deep-seated disorder.
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            The maladies of the body may prove medicines to the
            mind.                                 --Buckminster.
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   2. A moral or mental defect or disorder.
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            Love's a malady without a cure.       --Dryden.
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   Syn: Disorder; distemper; sickness; ailment; disease;
        illness. See Disease.
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