Defn: To make worse; to make inferior in quality or value; to impair; as, to deteriorate the mind. Whately. The art of war . . . was greatly deteriorated. Southey.
DETERIORATE
De*te"ri*o*rate, v. i.
Defn: To grow worse; to be impaired in quality; to degenerate.
Under such conditions, the mind rapidly deteriorates. Goldsmith.
DETERIORATION De*te`ri*o*ra"tion, n. Etym: [LL. deterioratio: cf. F. détérioration.]
Defn: The process of growing worse, or the state of having grown worse.
DETERIORITY
De*te`ri*or"i*ty, n. Etym: [L. deterior worse. See Deteriorate.]
Defn: Worse state or quality; inferiority. "The deteriority of the diet." [R.] Ray.
DETERMENT
De*ter"ment, n. Etym: [From Deter.]
Defn: The act of deterring; also, that which deters. Boyle.
DETERMINABILITY
De*ter`mi*na*bil"i*ty, n.