Definition of aegirine in English:

aegirine

(also egirine)

noun

Mineralogy
  • An iron-containing mineral of the clinopyroxene group which is characteristic of many alkaline igneous rocks; also called aegirite.

Origin

Mid 19th century. From German Aegirin from Aegir, the name of the sea god in Scandinavian mythology + -in.

Pronunciation:

aegirine

/ˈiːdʒɪriːn/