This is the 2140th most frequent German word.
appell
"Appell" in German means a call, appeal, or muster (often in a military or formal context).
Here, 'Appell' is in the context of a public call or plea for action or behavior.
Die Regierung wandte sich mit einem Appell an die Bürger, Energie zu sparen.
The government addressed the citizens with an appeal to conserve energy.
Here, 'Appell' is used to mean an earnest plea or appeal to the audience.
Der scharfe Appell des Redners ergriff das Publikum.
The sharp appeal of the speaker grasped the audience.
In this context, 'Appell' refers to a military muster or gathering.