DIORITE
Di"o*rite, n. Etym: [Cf. F. diorite. See Diorism.] (Min.)

Defn: An igneous, crystalline in structure, consisting essentially of a triclinic feldspar and hornblende. It includes part of what was called greenstone.

DIORITIC
Di`o*rit"ic, a.

Defn: Containing diorite.

DIORTHOTIC
Di`or*thot"ic, a. Etym: [Gr.

Defn: Relating to the correcting or straightening out of something; corrective.

DIOSCOREA Di`os*co"re*a, n. Etym: [NL. Named after Dioscorides the Greek physician.] (Bot.)

Defn: A genus of plants. See Yam.

DIOTA
Di*o"ta, n. Etym: [L., fr. Gr. (Rom. Antiq.)

Defn: A vase or drinking cup having two handles or ears.