perpetual calendar


Definition of perpetual calendar 

: a table for finding the day of the week for any one of a wide range of dates

Examples of perpetual calendar in a Sentence

Recent Examples on the Web

The Reference 1518 was the first perpetual calendar chronograph wristwatch produced in series by any watch company, and the king's version is expected to fetch between $400,000 and $800,000 at the March 23 auction in Dubai. Sam Dangremond, Town & Country, "King Farouk of Egypt's Patek Philippe Watch Is Being Sold at Auction," 15 Feb. 2018

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

First Known Use of perpetual calendar

1577, in the meaning defined above

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The first known use of perpetual calendar was in 1577

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to enclose within walls

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