imperial gallon

noun

a British gallon used in liquid and dry measurement equivalent to 1.2 U.S. gallons, or 4.54 liters.

Nearby words

imperia, imperial, imperial beach, imperial bushel, imperial eagle, imperial gallon, imperial jade, imperial moth, imperial presidency, imperial valley, imperial war museum

Origin of imperial gallon

First recorded in 1830–40

Also called British gallon.

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for imperial gallon

imperial gallon

noun

a formal name for gallon (def. 1)

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012