kw-hr kw • kwa · · · Info · Definitions · Synonyms · Characters · · kw-hr · · Text Common · · Latin · · Scripts 5 · · Length 1 · · Syllables Definitions · · · (noun) a unit of energy equal to the work done by a power of 1000 watts operating for one hour. Synonyms: kilowatt hour, kW-hr, Board of Trade unit, B.T.U.. · · Noun Definition 1 Synonyms · · · kilowatt hour · · Synonym 1 board of trade unit · · Synonym 2 b.t.u. · · Synonym 3 Characters · · - hyphen-minus U+002D h latin small letter h U+0068 k latin small letter k U+006B r latin small letter r U+0072 w latin small letter w U+0077