Defn: The act of vitiating, or the state of being vitiated; depravation; corruption; invalidation; as, the vitiation of the blood; the vitiation of a contract. The vitiation that breeds evil acts. G. Eliot.

VITICULOSE
Vi*tic"u*lose`, a. Etym: [L. viticula, dim. of vitis vine.] (Bot.)

Defn: Having long and slender trailing stems.

VITICULTURAL
Vit`i*cul"tur*al, a.

Defn: Of or pertaining to viticulture.

VITICULTURE
Vit"i*cul`ture, n. Etym: [L. vitis vine + E. culture.]

Defn: The cultivation of the vine; grape growing.

VITICULTURIST
Vit`i*cul"tur*ist, n.

Defn: One engaged in viticulture.

VITILIGO Vit`i*li"go, n. Etym: [L., a kind of tetter, fr. vitium blemish, vice.] (Med.)