English noun: B.T.U. | |||
1. | B.T.U. (quantity) a unit of energy equal to the work done by a power of 1000 watts operating for one hour | ||
Synonyms | Board of Trade unit, kilowatt hour, kW-hr | ||
Broader (hypernym) | energy unit, heat unit, work unit | ||
Part holonym | watt-hour | ||