This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

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adj. that kills pathogenic organisms; disinfectant

adj. Destructive to germs; -- applied to any agent which has a killing action upon living microorganisms, particularly bacteria or viruses, which are the cause of many infectious diseases.

Pertaining to or of the nature of a germicide; germ-killing: as, germicidal gases.

adj. preventing infection by inhibiting the growth or action of microorganisms

"Contaminated water enters the AquaIris, passes over a removable/re-usable filter, then travels under a layer of ‘converter crystals’ where germicidal UVC rays purify the water molecules as they pass by."

antiseptic   

germicide   

antiseptic   

Castile    2-based    ninety-percent    tear-drenched    sheet-infectious