Crossword Helper

The Clue

Unit of heat, for short (3 letter answer)

The Answer

BTU

Tags

Notes

The answer BTU is seen frequently, appearing about once every 190 puzzles.

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Definition

BTU as a noun:

1. (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