This is the 12341st most frequent Russian word.
календарь
"Календарь" means "calendar" in English.
Here, 'календарь' refers to a physical desk calendar, providing organization.
У меня на столе лежит настольный календарь.
I have a desk calendar on my table.
The term 'календарь' here denotes a printed or digital calendar including dates and holidays.
В этом календаре отмечены все праздники года.
All the holidays of the year are marked in this calendar.
In this sentence, 'календарь' pertains to an electronic or app-based calendar used for scheduling events.