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Definition of liter

liter

/ˈliːtər/
(UK: litre)
li · ter
Plural:liters
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liter Lexical Profile

liter Game Scores & Validity

• noun

1

American A metric unit of capacity and volume equal to 1,000 cubic centimeters (1 cubic decimeter) or approximately 1.057 US liquid quarts.

Example

"The doctor recommended drinking at least two liters of water every day to stay properly hydrated."

Synonyms
View all synonyms for liter

Word Nuance & Usage

Spelled "liter" in American English and "litre" in British and Commonwealth English; do not confuse it with "litter" (scattered waste or a group of young animals).

• Rhymes for liter

• Nearby Words

lit
litani
litany
liter
literacy
literal
literalism

Word Origin & Etymology

Borrowed in the late 18th century from French litre, from the obsolete French measure litron, which derives via Medieval Latin from Ancient Greek litra (a Sicilian unit of weight and coinage).

Cite this Entry

Wordmom. (2026). Definition of Liter. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/liter
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