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fire door[′fīr ‚dȯr]
The door or opening through which fuel is supplied to a furnace or stove.
A door that can be closed to prevent the spreading of fire, as through a building or mine.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
1. A sheet-metal-clad door that automatically closes in the event of a fire; it is typically designed to slide across a doorway. See also: Dutch door
Illustrated Dictionary of Architecture Copyright © 2012, 2002, 1998 by The McGraw-Hill Companies, Inc. All rights reserved
1. A fire-resistive door assembly, including frame and hardware, which is capable of providing a specified degree of fire protection when closed. Usually provided with an automatic closing mechanism, in the event of fire.
2. In a furnace, the doorway through which fuel is supplied.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.