Found 2 items, similar to diorite.
English → English (WordNet) Definition: diorite diorite n : a granular crystalline intrusive rock
English → English (gcide) Definition: Diorite Diorite \Di"o*rite\, n. [Cf. F. diorite. See Diorism.] (Min.) An igneous, crystalline in structure, consisting essentially of a triclinic feldspar and hornblende. It includes part of what was called greenstone. [1913 Webster]