fire damper (English, noun)
expansion: fire damper (plural fire dampers)
Senses:
glosses: A passive fire protection product used in heating, ventilation, and air conditioning ducts.
glosses: A damper which closes off an air duct automatically in the event of fire so as to restrict the passage of fire and smoke.
topics: business
mining
glosses: A mine worker who detects and clears a mineshaft of firedamp by intentionally burning or blowing it up.
tags: archaic
historical
Forms:
form: fire dampers
tags: plural
form: firedamper
tags: alternative