This is the 198th most frequent Czech word.
úterý
"Tuesday"
In this sentence, 'úterý' is used as a temporal reference to specify a day of the week.
V úterý mám schůzku.
On Tuesday, I have a meeting.
Here, 'úterý' is functioning as the subject of the sentence, representing the day itself.
Úterý je druhý den pracovního týdne.
Tuesday is the second day of the work week.
Here, 'úterý' is used in a habitual context to indicate an event that occurs regularly on Tuesdays.