horsepower
[hôrs′po̵u′ər]- Horsepower is defined as the power that a horse gives when pulling, and it is used informally to mean power, or is the power needed to raise 550 pounds a distance of one foot in one second or the power needed to move 33,000 pounds a distance of one foot in one minute.
- An example of horsepower is the informal term for the ability of a person or thing to move.
- An example of horsepower is the measurement of the pulling ability of a building crane.
- An example of horsepower is the measurement of the power of a motor.
horsepower
noun
- the power exerted by a horse in pulling
- pl. horsepower a basic unit of power in the FPS system, equal to the power needed to raise a weight of 550 pounds a distance of 1 foot in 1 second or a weight of 33,000 pounds a distance of 1 foot in 1 minute (746 watts or 42.41 British thermal units per minute): used esp. for measuring the power of motors or engines: abbrev. hp
- Informal power: this car doesn't have the horsepower to climb steep hills
Origin of horsepower
first adopted by James Watthorsepower
noun
pl. horse·power- Abbr. hp A unit of power in the US Customary System, equal to 745.7 watts or 33,000 foot-pounds per minute.
- The power exerted by a horse in pulling.
- Informal Effective strength: political horsepower; computer horsepower.
horsepower
Noun
(plural horsepowers or horsepower)
- A non-metric unit of power (symbol hp) with various definitions, for different applications. The most common of them is probably the mechanical horsepower, approximately equal to 745.7 watts.
- A metric horsepower (symbol often PS from the German abbreviation), approximately equal to 735.5 watts.
- Strength
- political horsepower
horsepower - Computer Definition
The power of one horse. With regard to computers, which are clearly not compared to horses, the term is used to refer to speed in general. For example, "that machine has a lot of horsepower" just means that it is fast by comparison to contemporary models. See MHz.
horsepower
Variant of horsepower
noun
- the power exerted by a horse in pulling
- pl. horsepower a basic unit of power in the FPS system, equal to the power needed to raise a weight of 550 pounds a distance of 1 foot in 1 second or a weight of 33,000 pounds a distance of 1 foot in 1 minute (746 watts or 42.41 British thermal units per minute): used esp. for measuring the power of motors or engines: abbrev. hp
- Informal power: this car doesn't have the horsepower to climb steep hills
Origin of horsepower
first adopted by James Watt