Meaning of British thermal unit | Babel Free
Definitions
A unit of energy that is equivalent to the quantity of heat required to raise the temperature of one pound of water one degree Fahrenheit at a particular temperature (there are several different precise definitions) and a pressure of one atmosphere.
Equivalents
한국어
영국 열량 단위
CEFR level
C1
Advanced
This word is part of the CEFR C1 vocabulary — advanced level.
This word is part of the CEFR C1 vocabulary — advanced level.