Definition of fireproofing
1
: material used to make something fireproof
- asbestos used as fireproofing
2
: the act of making something fireproof : the act of protecting something using fireproof materials
- When the temperature reaches 2,000 degrees, fireproofing becomes a joke.
- —Thaddeus Kusmierski
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fireproofing
adjective-
- a fireproofing treatment
-
- fireproofing agents
