DICTIONARY ENTRY
4 SYLLABLES
british thermal unit
British thermal unit has 4 syllables: brit · ish ther · mal u · nit.
brit
01
ish ther
02
mal u
03
nit
04
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.
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