Dyscrasia \Dys*cra"si*a\, n. [NL. dyscrasia, fr. Gr. ?; ? bad + ? mixture, fr. ? to mix: cf. F. dycrasie.]

(Med.) An ill habit or state of the constitution; -- formerly regarded as dependent on a morbid condition of the blood and humors.

Source: Webster's Revised Unabridged Dictionary (1913)