leap year

noun

Definition of leap year

1 : a year in the Gregorian calendar containing 366 days with February 29 as the extra day
2 : an intercalary year in any calendar

Recent Examples of leap year from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'leap year.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of leap year

14th century

in the meaning defined at sense 1

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LEAP YEAR Defined for English Language Learners

leap year

Definition of leap year for English Language Learners

  • : a year of 366 days instead of 365 with February having 29 days instead of 28


LEAP YEAR Defined for Kids

leap year

noun

Definition of leap year for Students

: a year of 366 days with February 29 as the extra day


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