/ Dictionary / Index A aminoaciduria: Meaning and Definition of Find definitions for: a•mi•no•ac•id•u•ri•a Pronunciation: (u-mē"nō-as"i-door'ē-u, -dyoor'-, am"u-nō-), [key] — n. Physiol. excess amino acids in the urine, as in certain kidney diseases. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: aminoaciduria (Thesaurus) amino-acid dating aminobenzene Related Content Daily Word Quiz: alacrity Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language