disinfectant

noun dis·in·fec·tant \ ˌdis-in-ˈfek-tənt \
|Updated on: 7 Jun 2018

Definition of disinfectant

: an agent that frees from infection; especially : a chemical that destroys vegetative forms of harmful microorganisms (such as bacteria and fungi) especially on inanimate objects but that may be less effective in destroying spores

Examples of disinfectant in a Sentence

  1. They use a strong disinfectant on the medical equipment.

  2. Clean the area with disinfectant.

Recent Examples of disinfectant from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'disinfectant.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of disinfectant

1837

in the meaning defined above

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DISINFECTANT Defined for English Language Learners

disinfectant

Definition of disinfectant for English Language Learners

  • : a chemical substance that is used to kill harmful germs and bacteria : a substance that disinfects something


DISINFECTANT Defined for Kids

disinfectant

noun dis·in·fec·tant \ ˌdi-sᵊn-ˈfek-tənt \

Definition of disinfectant for Students

: something that kills germs

Medical Dictionary

1

disinfectant

noun dis·in·fec·tant \ -ˈfek-tənt \

medical Definition of disinfectant

: an agent that frees from infection; especially : a chemical that destroys vegetative forms of harmful microorganisms (as bacteria and fungi) especially on inanimate objects but that may be less effective in destroying spores

2

disinfectant

adjective

medical Definition of disinfectant

: serving or tending to disinfect : suitable for use in disinfecting


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