calendar year

noun

1
: a period of a year beginning and ending with the dates that are conventionally accepted as marking the beginning and end of a numbered year
2
: a period of time equal in length to that of the year in the calendar conventionally in use

Examples of calendar 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.
Jamestown Canyon virus accumulates genetic changes 10 to 100 times more slowly per calendar year than dengue, Rift Valley fever or chikungunya. John Drake, Forbes.com, 4 July 2026 That made April 8 his 11th busiest day for stock buying last year, more than five times the daily average of roughly 62 for the calendar year, according to the CNBC analysis. Alex Harring,luke Fountain, CNBC, 2 July 2026 Microsoft expects to invest about $190 billion in capital expenditures this calendar year, a 61% increase from last year. Andrew Nusca, Fortune, 1 July 2026 Players enroll for the calendar year based on their membership status from the previous year’s ranking. Lev Akabas, Sportico.com, 30 June 2026 See All Example Sentences for calendar year

Word History

First Known Use

1689, in the meaning defined at sense 1

Time Traveler
The first known use of calendar year was in 1689

Browse Nearby Words

Cite this Entry

“Calendar year.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/calendar%20year. Accessed 7 Jul. 2026.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

More from Merriam-Webster