Definition of pyroxenic in US English:

pyroxenic

adjective

Geology Mineralogy
  • 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.

Pronunciation

pyroxenic

/ˌpʌɪrɒkˈsɛnɪk/