(mineralogy) A compact granular cryptocrystalline mineral of a dull grayish or greenish white color. It is a hydrous alkaline silicate, and is derived from the alteration of other minerals, such as...

In a manner that is typical or characteristic of a thing's nature.

The banded cichlid, Heros severus (previously Cichlasoma severum), a freshwater tropical fish of South America.

present participle of emasculate