Variant or related form referring to abnormal appetite or eating behavior disorder.
Alternative form of dysorexia, from Greek 'dys-' (bad) + 'orexis' (appetite). The '-y' ending is a variant suffix used in medical terminology for similar meaning.
This is simply an alternate spelling of dysorexia that sometimes appears in older medical literature—it's like the medical profession couldn't decide on which suffix sounded better!
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