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
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That extraordinary feature is paired with a sidereal time display, a perpetual calendar, moon phases, and the equation of time display, as well as a minute repeater, grande and petite sonnerie functions, a chronograph, and AP’s only tourbillon in a pocket watch from this era.
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Nicole Hoey, Robb Report, 9 Dec. 2025
From numerous hours working with his team headed by Pierre-Michel Golay, a master watchmaker who was also an opera singer, sprang versions that included an automatic minute repeater, a water-resistant version and a combination of the complication with a perpetual calendar.
—Lily Templeton, Footwear News, 4 Sep. 2025
Most perpetual calendars are set by pressing a tiny corrector or correctors on the caseband using a tool.
—Carol Besler, Forbes, 25 Feb. 2025
See All Example Sentences for perpetual calendar
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Nicole Hoey, Robb Report, 9 Dec. 2025
From numerous hours working with his team headed by Pierre-Michel Golay, a master watchmaker who was also an opera singer, sprang versions that included an automatic minute repeater, a water-resistant version and a combination of the complication with a perpetual calendar.
—Lily Templeton, Footwear News, 4 Sep. 2025
Most perpetual calendars are set by pressing a tiny corrector or correctors on the caseband using a tool.
—Carol Besler, Forbes, 25 Feb. 2025
See All Example Sentences for perpetual calendar
Cite this Entry
“Perpetual calendar.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/perpetual%20calendar. Accessed 18 Dec. 2025.
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