(n.) A unit of power or activity equal to 107 C.G.S. units of power, or to work done at the rate of one joule a second. An English horse power is approximately equal to 746 watts.

abampere abcoulomb abfarad abhenry abohm abvolt ampere ampere-foot ampere-hour ampere-minute atomerg calorie coulomb dinamode dyne energid erg farad foot-pound henry horsepower-hour horsepower-year joule kilogram-meter kilovolt-ampere kilowatt megacoulomb megavolt megawatt megohm mho microhenry micromho micromicrofarad microvolt microwatt milliampere millihenry millivolt ohm ohm-mile photon picofarad quantum statampere statcoulomb statfarad statvolt volt volt-coulomb volt-second watt watt-hour