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perpetual calendar
noun
- a calendar devised to be used for many years, as in determining the day of the week on which a given date falls.
- a desk calendar with months, days, and dates that can be changed, as by adjusting various dials, so that it may be used over and over for many years.
˜yÐÄvlog History and Origins
Origin of perpetual calendar1
Example Sentences
You’ll find his graphic perpetual calendars, snugly fitted wood animal puzzles and aluminum chairs with half-moon backs and skinny, insectlike legs.
The 1518 series was the first by any watch manufacturer to combine perpetual calendar and chronograph.
Baselworld, for those who don’t know a tourbillon from a perpetual calendar, is the watch industry’s equivalent of the Olympics — eight days of fierce competition mixed with globally themed pageantry.
But at the Basel fair, he displayed a traditional mechanical timepiece — a “perpetual calendar†with bold dials and a meter showing how much energy the spring has left in it.
One side of the impressive 43.3mm watch — in addition to the timekeeping dial and the power reserve indicator — also displays one of the most sought-after complications today: the perpetual calendar.
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