/ Dictionary / Index A aegirite: Meaning and Definition of Find definitions for: ae•gir•ite Pronunciation: (ā'gu-rīt", ē'ju-), [key] — n. a mineral, mainly sodium-ferric iron silicate, NaFe&multiplydot;(SiO), occurring in feldspathoid rocks in slender prismatic crystals. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Aegir aegis Related Content Daily Word Quiz: denizen Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language