boost

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boost

the amount by which the induction pressure of a supercharged internal-combustion engine exceeds that of the ambient pressure

boost

[büst]
(aerospace engineering)
An auxiliary means of propulsion such as by a booster.
To supercharge.
To launch or push along during a portion of a flight.
(electronics)
To augment in relative intensity, as to boost the bass response in an audio system.
(engineering)
To bring about a more potent explosion of the main charge of an explosive by using an additional charge to set it off.

boost

i. Any temporary augmentation of thrust or power given to a flying vehicle during takeoff, climb or other part of its flight, as with booster rocket or by means of RATO rocket-assisted takeoff (RATO).
ii. Excess pressure, over and above a datum (usually one bar), in the induction manifold of a piston engine. This may be positive or negative.
iii. To supercharge or turbocharge an engine.
References in periodicals archive ?
Immigration can expand Japan's labor force quickly, boosting GDP growth, raising the ability of the workforce to sustain the aging population, and increasing tax intake, thus helping to cut the budget deficit.
Turbochargers, which get their power from the flowing exhaust gases, are a thermodynamically efficient boosting system," says Luke Barker, technical director at Integral Powertrain, "but under some conditions they suffer from lag as the exhaust flow builds to the point where effective boost can be delivered.
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