n. [ L. vigor strength. ] An explosive containing nitroglycerin. It is used in blasting. [ 1913 Webster ]
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 ]
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 ]