horse power : Idioms & Phrases
Brake horse power
- the net effective power of a prime mover, as a steam engine, water wheel, etc., in horse powers, as shown by a friction brake. See
Friction brake , underFriction .
Webster 1913
Indicated horse power
- the power exerted in the cylinder of an engine, stated in horse powers, estimated from the diameter and speed of the piston, and the mean effective pressure upon it as shown by an indicator. See
Indicator .
Webster 1913
Nominal horse power
(Steam Engine) , a term still sometimes used in England to express certain proportions of cylinder, but having no value as a standard of measurement.
