The most popular online dictionary and thesaurus for learners of English
fireproof
/ˈfaɪəpruːf/ adjectiveDefinition
› unable to be damaged by fire: fireproof safe/vault Each night we store our data on a back-up disc in a fireproof safe.
(Definition of fireproof adjective from the Cambridge Business English Dictionary
© Cambridge University Press)
Focus on the pronunciation of fireproof
Our dictionaries
Browse the Thesaurus
Browse the Dictionary
Word of the Day
Blog
Read our blog about how the English language behaves.
New Words
Find words and meanings that have just started to be used in English, and let us know what you think of them.
