leap year

noun

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

Examples of leap year in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The data also indicates the March decline followed an 11.9% year-over-year drop in February 2025, though the double-digit plunge could be deceiving because Las Vegas hosted the Super Bowl in February 2024, a month that included an extra day due to the leap year. Matt Villano, CNN Money, 25 June 2025 However, McDonald’s attributed the drop in part to the fact that 2024 was a leap year, which gave the company an extra day to make money. Emily Hallas, The Washington Examiner, 1 May 2025 The category grew just 3%, or 4% when adjusted for the leap year, after climbing 13% in the fourth quarter. Hugh Son, CNBC, 17 Apr. 2025 See this steel-case perpetual calendar model, a three-day automatic powered by the company’s 34th caliber developed in-house — but still squeaking in at less than $10,000, a fraction of what most Swiss makers command for a mechanical watch with a calendar that keeps up with leap years. Robin Swithinbank, New York Times, 7 Apr. 2025 See All Example Sentences for leap year

Word History

First Known Use

14th century, in the meaning defined at sense 1

Time Traveler
The first known use of leap year was in the 14th century

Cite this Entry

“Leap year.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/leap%20year. Accessed 9 Sep. 2025.

Kids Definition

leap year

noun
: a year in the Gregorian calendar containing 366 days with February 29 as the extra day

More from Merriam-Webster on leap year

Last Updated: - Updated example sentences
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