This is the 49th most frequent Serbian word.
дан
"Дан" in Serbian means "day" in English.
In this sentence, "дан" is used to signify the current day, representing a unit of time.
Данас је леп дан.
Today is a beautiful day.
In this question, "дан" is used to inquire about the specific day of the week, serving as a reference to a date within a calendar context.
Који је дан данас?
What day is it today?
Here, "дан" represents a time interval of one full day, putting emphasis on a deadline or duration.