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horsepower

horse·pow·er

horsepower

 
pronunciation:
hors paU r
features:
Word Combinations (noun), Word Explorer
part of speech: noun
definition 1: a unit of energy equal to 746 watts or 550 foot-pounds per second, used in measuring the power of engines. (abbr.: hp)
definition 2: the power put forth by a horse in pulling.
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  energy, measurement