This is the 1425th most frequent Swedish word.
dygnet
"Dygn" means "24-hour period" or "day and night."
In this sentence, 'dygnet' is used to denote a full 24-hour day.
Dygnet har tjugofyra timmar.
The day has twenty-four hours.
Here, 'dygnet runt' is an expression meaning 'around the clock' or continuously.
Vi kan nå dig dygnet runt.
We can reach you around the clock.
In this context, 'dygnet' refers to a day and the changes occurring within its cycle.