ポリミキシンMeanings1nounpolymyxinA type of antibiotic used against gram-negative bacteria. Often encountered in medical contexts.ポリミキシンは多た剤ざい耐たい性せい菌きんにも有ゆう効こうな場ば合あいがある。Polymyxin can be effective even against multidrug-resistant bacteria in some cases.