burnout

burnout

[′bərn‚au̇t]

(aerospace engineering)

An act or instance of fuel or oxidant depletion or of depletion of both at once.

The time at which this depletion occurs.

The point on a rocket trajectory at which this depletion occurs.

(electricity)

Failure of a device due to excessive heat produced by excessive current.

(engineering)

An instance of a device or a part overheating so as to result in destruction or damage.

(graphic arts)

A degree of exposure of a diazo-coated material that renders the film incapable of producing density when developed because the photosensitive diazo component has been destroyed.

(nucleonics)

To receive the greatest amount of radiation permissible during a given time.

The point at which the heat flux across a surface causes film-blanketing of the surface, resulting in a drop in the film heat-transfer coefficient, overheating, and possible surface failure.

McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.