fire-stop

noun
\ ˈfī(-ə)r-ˌstäp How to pronounce fire-stop (audio) \

Definition of fire-stop

: material used to close open parts especially of a building for preventing the spread of fire

Other Words from fire-stop

fire-stop transitive verb

First Known Use of fire-stop

1897, in the meaning defined above

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The first known use of fire-stop was in 1897

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