From The Collaborative International Dictionary of English v.0.44 [gcide]:
Cachexia \Ca*chex"i*a\, Cachexy \Ca*chex"y\, noun [L. cachexia, Gr. kachexi'a; kako's bad + "e'xis condition.] A condition of ill health and impairment of nutrition due to impoverishment of the blood, esp. when caused by a specific morbid process (as cancer or tubercle).
From WordNet (r) 2.0 [wn]:
noun
1: any general reduction in vitality and strength of body and mind resulting from a debilitating chronic disease [syn: {cachexy}, {wasting}]
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