- about, approximately, circa
“Han skal komme cirka klokka 17.” — He'll arrive around 17 o'clock.
“Vi blir cirka ti stykker.” — We'll be about ten people.
“Lunsjen der koster cirka 150 kroner.” — The lunch there costs about 150 kroner.
Formssirka(alternative)
Source: Wiktionary — CC BY-SA 4.0