the world > health and disease > ill health > a disease > diseases of tissue > wasting disease > have wasting disease [verb (intransitive)] > wither (5)
intransitive. To shrink up, wither.
intransitive. To fade or waste away; to wither. Frequently with away. English regional in later use.
intransitive. Esp. of the legs: to be or become incurved. Hence (esp. of a horse): to be lame; to limp, to hobble. Cf. cripple, n. adj. Now rare.
Of other animate things: To become dried up or shrivelled; to lose vigour from lack of animal moisture; to pine or fade away with age, disease…