The Collaborative International Dictionary of English v.0.48:
Cachectic \Ca*chec"tic\, Cachectical \Ca*chec"tic*al\, a. [L. cachecticus, Gr. ?????????: cf. F. cachectique.] Having, or pertaining to, cachexia; as, cachectic remedies; cachectical blood. --Arbuthnot. [1913 Webster]WordNet (r) 3.0 (2006):
cachectic adj 1: relating to or having the symptoms of cachexia