This is the 2984th most frequent German word.
aufruf
"Aufruf" means "call," "appeal," or "summons" in English.
Here, 'Aufruf' means 'a call or appeal', illustrating its use as a noun to denote an invitation or request for participation.
Der Aufruf zur Teilnahme am Wettbewerb wurde weithin gehört.
The call to participate in the competition was widely heard.
In this sentence, 'Aufruf' also acts as a noun but this time signifies a prompt or encouragement to take specific actions.
Ein plötzlicher Aufruf zum Handeln überraschte die Anwesenden.
A sudden call to action surprised those present.
Here, 'Aufruf' refers to the act of calling or accessing, in this case used in a technical context regarding accessing a file.