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gallon

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noun gal·lon \ˈga-lən\

Simple Definition of gallon

  • : a unit of liquid measurement equal to four U.S. quarts or 3.785 liters

  • : a unit of liquid measurement equal to four British quarts or 4.546 liters

Source: Merriam-Webster's Learner's Dictionary

Full Definition of gallon

  1. :  a unit of liquid capacity equal to 231 cubic inches or four quarts — see weight table

Origin and Etymology of gallon

Middle English galon, a liquid measure, from Anglo-French galun, jalun, ultimately from Medieval Latin galeta pail, a liquid measure


First Known Use: 13th century

Rhymes with gallon


GALLON Defined for Kids

gallon

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noun gal·lon \ˈga-lən\

Definition of gallon for Students

  1. :  a unit of liquid capacity equal to four quarts (about 3.8 liters)




Medical Dictionary

gallon

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noun gal·lon \ˈgal-ən\

Medical Definition of gallon

  1. 1:  a United States unit of liquid capacity equal to four quarts or 231 cubic inches or 3.785 liters

  2. 2:  a British unit of liquid and dry capacity equal to four quarts or 277.42 cubic inches or 4.544 liters—called also imperial gallon




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