Word | Noun | Adjective | Verb | Adverb |
---|---|---|---|---|
watt-hour | Yes | No | No | No |
B.T.U. | Yes | No | No | No |
watt-hour (noun) | B.T.U. (noun) |
---|---|
a unit of energy equal to the power of one watt operating for one hour | a unit of energy equal to the work done by a power of 1000 watts operating for one hour |