Phrase guide
Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.
Sound
Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.
No pronunciation record was provided for this word.
noun
A passive fire protection product used in heating, ventilation, and air conditioning ducts.
Definition source: English Wiktionary via Wiktextract
No example sentence was provided for this meaning.
Synonyms: none provided
Antonyms: none provided
noun
A damper which closes off an air duct automatically in the event of fire so as to restrict the passage of fire and smoke.
Definition source: English Wiktionary via Wiktextract
No example sentence was provided for this meaning.
Synonyms: none provided
Antonyms: none provided
noun
A mine worker who detects and clears a mineshaft of firedamp by intentionally burning or blowing it up.
Definition source: English Wiktionary via Wiktextract
Usage: archaic, historical
Topics: business, mining
Synonyms: none provided
Antonyms: none provided
History
No etymology was provided for this word.
