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Definition of microbicide

microbicide

/maɪˈkroʊ.bɪ.saɪd/
mi · cro · bi · cide
Plural:microbicides
•
Adjective:microbicidal
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microbicide Lexical Profile

microbicide Game Scores & Validity

• noun

1

Any chemical substance or physical agent that kills or completely destroys microorganisms, such as bacteria, viruses, or fungi.

Example

"The hospital strictly utilizes a high-grade microbicide to disinfect surgical instruments and prevent cross-contamination."

2

A specially formulated topical compound, such as a gel, cream, or ring, applied inside the vagina or rectum to protect against sexually transmitted infections, including HIV.

Example

"Researchers are conducting clinical trials to determine the efficacy of the new vaginal microbicide in preventing HIV transmission."

Synonyms
View all synonyms for microbicide

• Nearby Words

microbe
microbead
microbicidal
microbicide
microbiologist
microbiology
microbiota

Word Origin & Etymology

Coined in the late 19th century from 'microbe' combined with the suffix '-cide' (from Latin 'caedere', meaning 'to kill').

Usage Trend

Historical frequency of usage in published text.

180019102020
Data source: Google Books Ngram Viewer

Cite this Entry

Wordmom. (2026). Definition of Microbicide. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/microbicide
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