/ Dictionary / Index A amikacin: Meaning and Definition of Find definitions for: am•i•ka•cin Pronunciation: (am"i-kā'sin), [key] — n. Pharm. a wide-spectrum semisynthetic antibiotic, CHNO, used in the treatment of infections, esp. those caused by susceptible Gram-negative bacilli. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. amigo amiloride Related Content Daily Word Quiz: cautious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language