BRITISH THERMAL UNIT


Meaning of BRITISH THERMAL UNIT in English

transcription, транскрипция: [ noun ]

Date: 1876

: the quantity of heat required to raise the temperature of one pound of water one degree Fahrenheit at a specified temperature (as 39°F)

Merriam-Webster's Collegiate English vocabulary.      Энциклопедический словарь английского языка Merriam Webster.