English dictionary
hypersthene
/'h/aI/p/@/r,s/T//i/n/
Definitions, examples, synonyms and antonyms from WordNet 3.0.
noun
-
An orthorhombic mineral of the pyroxene group, of a grayish or greenish black color, often with a peculiar bronzelike luster (schiller) on the cleavage surface.
Source: webster1913