fire door

noun

1. a door through which a boiler or furnace is fired or through which the fire is inspected.
2. a fireproof or fire-resistant door in a building, intended to isolate an area from fire.

fire door

noun

1. a door made of noncombustible material, the purpose of which is to prevent a fire from spreading within a building
2. a similar door, leading to the outside of a building, that can be easily opened from inside; emergency exit

Word History and Origins

Origin of fire door¹

First recorded in 1830–40

Example Sentences

In 2019, the fire protection was upgraded in the building’s stairwells, all the fire doors were replaced and the fire alarm system was upgraded.

From BBC

He was also seen putting chipboard onto a fire that had been started in an industrial-sized waste bin which had been pushed up against a fire door.

From BBC

He identified problem areas, including social care volunteers unable to deliver hot meals, elderly people in care homes unable to open fire doors as they are too heavy, and infrequent live-firing training for soldiers.

From BBC

To his day she still fears staying somewhere new, like a hotel, and will scrupulously check the fire doors and exit routes.

From BBC

Steph also noticed black dirt on the door handles and a full mop bucket being used to prop a fire door open.

From BBC