watt

An SI-derived unit of power equal to one joule per second.

The practical unit of electrical activity or power. T

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.

In the International System of Units, the derived unit of power; the power of a system in which one joule of energy is transferred per second. Symbol: W

a unit of power equal to 1 joule per second; the power dissipated by a current of 1 ampere flowing across a resistance of 1 ohm

Scottish engineer and inventor whose improvements in the steam engine led to its wide use in industry (1736-1819)