[hawrs-pou-er] 
| 1. | a foot-pound-second unit of power, equivalent to 550 foot-pounds per second, or 745.7 watts. |
| 2. | Informal. the capacity to achieve or produce; strength or talent: The university's history faculty is noted for its intellectual horsepower. |
| horsepower (hôrs'pou'ər) Pronunciation Key
A unit that is used to measure the power of engines and motors. One unit of horsepower is equal to the power needed to lift 550 pounds one foot in one second. This unit has been widely replaced by the watt in scientific usage; one horsepower is equal to 745.7 watts. |
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