/ Dictionary / Index A aluminothermy: Meaning and Definition of Find definitions for: a•lu•mi•no•ther•my Pronunciation: (u-l'mu-nu-thûr"mē), [key] — n. Metall. a process of producing high temperatures by causing finely divided aluminum to react with the oxygen from another metallic oxide. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. aluminosilicate aluminous Related Content Daily Word Quiz: gregarious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language