sanitizer
noun
san·i·tiz·er
ˈsa-nə-ˌtī-zər
plural sanitizers
: a substance or product that is used to reduce or eliminate pathogenic agents (such as bacteria) on surfaces
Sales of alcohol-based hand sanitizers were up nearly 17% as of the first week of September compared to the same period last year …—Laura Landro
"Carvacrol could potentially be used as a food sanitizer … particularly in conjunction with other antimicrobials," says Kelly Bright, associate research scientist in the department of soil, water, and environmental science at the University of Arizona.—Daniel Stolt
also
: a device used in sanitizing
This ozone-generating sanitizer looks like a miniature tanning bed for your manual toothbrush—and it emits ultraviolet light (UV) to kill 99.9 percent of brush germs. —Malinda Govoni
Among the equipment that impressed him: … A wall-mounted food sanitizer that diverts water from the sink tap and charges it with ozone before dispensing it through the aerator for produce cleaning. —Howard Riell
Cite this Entry
“Sanitizer.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/sanitizer. Accessed 13 Aug. 2026.
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