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Definition of antifog
antifog
/ˌæn.tiˈfɔːɡ/
an · ti · fog
Plural:antifogs
antifog Lexical Profile
CEFR
B2
Grade
8
Tier
2
Usage
Rare
Syllables
3
antifog Game Scores & Validity
Scrabble US
Scrabble UK
WWF
Wordle Guess
• adjective
1
Designed to prevent the formation of condensation or fogging on transparent surfaces such as lenses, mirrors, or windshields.
Example
"The swimmer applied an antifog spray to the inside of her goggles before the race."
2
Preventing or reducing chemical fogging on photographic film or paper during development.
Example
"An antifog agent was added to the developer solution to preserve contrast in the prints."
Synonyms
View all synonyms for antifog• noun
1
A chemical substance or coating applied to glass or plastic surfaces to prevent moisture from condensing into tiny droplets that obscure vision.
Example
"Treating the bathroom mirror with a commercial antifog keeps it clear even after a hot shower."
Synonyms
View all synonyms for antifog• Rhymes for antifog
• Nearby Words
Usage Trend
Historical frequency of usage in published text.
180019102020
Data source: Google Books Ngram Viewer
Cite this Entry
Wordmom. (2026). Definition of Antifog. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/antifog