perpetual calendar

noun

: 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
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The Patek Philippe 1518 was the world’s first regular-production perpetual calendar chronograph, and at just 35 mm across, that feat remains exceptional to this day. Allen Farmelo, Robb Report, 5 Feb. 2025 The two perpetual calendar counters are also snailed, except for the central section of the one located at 9 o'clock. Anthony Demarco, Forbes, 20 Jan. 2025 The watch is a perpetual calendar that sets its functions into its own subdial structures emanating from the case. Allen Farmelo, Robb Report, 26 Dec. 2024 This is a rare example of an incredibly important, and beautiful, perpetual calendar chronograph from Patek Philippe. Blake Buettner, Robb Report, 6 Dec. 2024 See all Example Sentences for perpetual calendar 

Word History

First Known Use

1577, in the meaning defined above

Time Traveler
The first known use of perpetual calendar was in 1577

Dictionary Entries Near perpetual calendar

Cite this Entry

“Perpetual calendar.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/perpetual%20calendar. Accessed 21 Feb. 2025.

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