Noun
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
Source: WordNetThe natural gas transmission lines extend to the natural gas processing plant or unit which removes the higher molecular weighted natural gas hydrocarbons to produce a British thermal unit (BTU) value between 950 and 1050 BTUs. Source: Internet
The contract was signed on an FOB basis in 2011, with the price formula set at 115 per cent of the Henry Hub gas price plus a fixed USD 3 per million British thermal unit terminal usage charge. Source: Internet
The Primary Care Center used over 1,755 million Btus or a unit of heat named a British thermal unit, in the month of April alone. Source: Internet