抗こう菌きんスペクトルこうきんスペクトルMeanings1nounantimicrobial spectrum; antibacterial spectrummedicine›Medical term referring to the range of microorganisms against which an antimicrobial agent is effective. Often used in contexts like 抗菌スペクトルが広い (broad-spectrum) or 抗菌スペクトルが狭い (narrow-spectrum).この抗こう生せい物ぶっ質しつは抗こう