gallon

[gal-uhn]

noun

1. a common unit of capacity in English-speaking countries, equal to four quarts, the U.S. standard gallon being equal to 231 cubic inches (3.7853 liters), and the British imperial gallon to 277.42 cubic inches (4.546 liters). gal.

gallon

/ ˈɡælən /

noun

1. Also called: imperial gallon. a unit of capacity equal to 277.42 cubic inches. 1 Brit gallon is equivalent to 1.20 US gallons or 4.55 litres

2. a unit of capacity equal to 231 cubic inches. 1 US gallon is equivalent to 0.83 imperial gallon or 3.79 litres

3. (plural) great quantities

gallon

1. A unit of liquid volume or capacity in the US Customary System equal to 4 quarts (3.79 liters).

2. See Table at measurement

Word History and Origins

Origin of gallon¹

First recorded in 1250–1300; Middle English galo(u)n, gallon, from Old North French galon, derivative from base of Medieval Latin gallēta “jug, bucket,” of uncertain origin

Word History and Origins

Origin of gallon¹

C13: from Old Northern French galon (Old French jalon ), perhaps of Celtic origin

Example Sentences

Californians pay about $1.40 more for a gallon of gasoline than the national average, up from a $0.30 premium 15 years ago.

Read more on The Wall Street Journal

Cleanup was underway Wednesday in a wooded, remote area of Ventura County after about 420 gallons of crude oil inundated a waterway, officials said, and crews were working to beat the upcoming storm.

Read more on Los Angeles Times

And a gallon of gas averaged $3.09 on Wednesday, according to AAA.

Read more on MarketWatch

Potential areas for the White House to address include prescription drugs, housing, and gasoline, with gas prices already falling to about $2.93 per gallon.

Read more on Barron's

The sub was taken directly to the Warren Lasch Conservation Center in Charleston and put into a specially designed 75,000 gallon freshwater conservation tank.

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