/am'i kay"sin/ , n. Pharm.
a wide-spectrum semisynthetic antibiotic, C 22 H 45 N 5 O 13 , used in the treatment of infections, esp. those caused by susceptible Gram-negative bacilli.
[ perh. AMI(NOGLUCOSIDE) + ka ( namy ) cin ( D ), the antibiotic from which amikacin is derived; ( Streptomyces ) kanamyc ( eticus ) a bacterium that produces kanamycin + -IN 2 ]