A fire extending to many objects, or over a large space; a general burning.

A sweeping fire which destroys many properties and usually involves large values.

A raging, destructive fire. Often used to describe a fire burning under extreme fire weather. The term is also used when a wildland fire burns into a wildland/urban interface, destroying many structures. (from FIREWISE)

fire, especially a large, disastrous fire

a very intense and uncontrolled fire

A raging, destructive fire. Often used to connote such a fire with a moving front as distinguished from a fire storm.

when a fire burns a large area, sometimes an entire town

A large, uncontrollable fire covering a considerable area and one that crosses natural fire barriers such as streets, usually involving buildings in more than one block and frequently resulting in a large fire loss. Forest fires can also be considered conflagrations.