'BTU' definitions:
Definition of 'BTU'
From: WordNet
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 [syn: British thermal unit, BTU, B.Th.U.]
Acronyms for 'BTU'
From: V.E.R.A.
- Basic Transmission Unit (IBM, SNA)