adjective. preventing infection by inhibiting the growth or action of microorganisms.
Example sentences of the word germicidal
1. Noun, singular or mass
Once you choose the germicidal bulb you want to use, read its technical specifications to determine what sort of socket you'll need to buy.
Coco betaine does not lower the pH a lot, but it does have a mild germicidal effect.
3. Verb, past participle
It is also nontoxic and has germicidal, antifungal and antibacterial properties.