[poly.myx.in] n [ISV, fr. NL polymyxa, fr. poly- + Gk myxa mucus--more at mucus] (1947): any of several toxic antibiotics obtained from a soil bacterium (Bacillus polymyxa) and active against gram-negative bacteria
POLYMYXIN
Meaning of POLYMYXIN in English
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012