Meaning & use

gallon

noun·Everyday

A unit of liquid volume equal to four quarts, used mainly in the United States and United Kingdom.

See it in a sentence

She bought a gallon of milk for the family's breakfast this week.

The tank holds about fifteen gallons of gasoline when completely full.

A note on using this word

A U.S. gallon and a U.K. imperial gallon are different sizes, so conversions vary by country.

Words with a similar meaning

This term is best learned through its definition and examples.

Choose a synonym to suit the sentence. Meanings can overlap without being identical.

Make it your own

Write a sentence using “gallon”, then compare your use with the examples above.

Your draft stays on this page and is not sent anywhere.