Search Result：B.T.U.
b.t.u. 
(TTS Sound)
(TTS Sound)Overview of noun b.t.u.
The noun b.t.u. has 1 sense
- kilowatt hour, kW-hr, Board of Trade unit, B.T.U. -- (a unit of energy equal to the work done by a power of 1000 watts operating for one hour)
The noun btu has 1 sense
- British thermal unit, BTU, B.Th.U. -- (a unit of heat equal to the amount of heat required to raise one pound of water one degree Fahrenheit at one atmosphere pressure; equivalent to 251.997 calories)