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Definition of fireproofing
fireproofing
/ˈfaɪərˌpruːfɪŋ/
fire · proof · ing
Plural:fireproofings
•Adjective:fireproof
•Past Simple:fireproofed
•Past Participle:fireproofed
•Present Participle:fireproofing
fireproofing Lexical Profile
CEFR
B2
Grade
8
Tier
2
Usage
Rare
Syllables
4
fireproofing Game Scores & Validity
Scrabble US
Scrabble UK
WWF
Wordle Guess
• noun
1
The act or process of treating materials or structures to make them resistant to catching fire or burning.
Example
"Proper fireproofing of the steel beams was required before the new office building could pass its safety inspection."
2
A coating, spray, or insulating material applied to surfaces or structural components to protect them against fire damage.
Example
"The contractors sprayed a thick layer of mineral-based fireproofing onto the exposed ceiling joists."
Synonyms
View all synonyms for fireproofing• verb
1
To treat, coat, or construct a material or building so that it is resistant to fire (present participle of fireproof).
Example
"The crew spent the entire week fireproofing the theater curtains and backstage walls."
Usage Trend
Historical frequency of usage in published text.
180019102020
Data source: Google Books Ngram Viewer
Cite this Entry
Wordmom. (2026). Definition of Fireproofing. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/fireproofing