Definition of pyroxenic in English:

pyroxenic

Pronunciation /ˌpʌɪrɒkˈsɛnɪk/

adjective

Mineralogy Geology
  • Relating to, consisting of, or containing pyroxene.

Origin

Early 19th century; earliest use found in Helen Maria Williams (1761–1827), writer. From pyroxene + -ic, originally after French pyroxénique.