The Collaborative International Dictionary
Diallage
Diallage \Di*al"la*ge\, n. [NL., fr. Gr. ? interchange, change,
fr. ? to interchange.] (Rhet.)
A figure by which arguments are placed in various points of
view, and then turned to one point.
--Smart.
Diallage
Diallage \Di"al*lage\ (?; 277), n. [Gr. ? change, alluding to the change and inequality of luster between the natural joints of the mineral.] (Min.) A dark green or bronze-colored laminated variety of pyroxene, common in certain igneous rocks.
Wiktionary
diallage
n. 1 A figure of speech in which multiple arguments are brought to bear on a single point 2 (context mineral English) A green form of pyroxene.