Scottish National Dictionary (1700–)

from 1976 supplement

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WATT. From James Watt (1736–1819), of Greenock, inventor, steam engineer, etc.

1. Physics. The unit of electrical power, also used for measuring other kinds of mechanical energy, viz. the flow of one ampère at the pressure of one volt, the name being suggested by W. Siemens (1882 Report Brit. Assoc. Presid. Address 6). Hence kilowatt, wattage, watt-hour (-meter), etc.

2. Astron. A part of a large ring in the North-West portion of the moon.

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"Watt ". Dictionary of the Scots Language. 2004. Scottish Language Dictionaries Ltd. Accessed 6 Dec 2021 <>



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