This is the 8561st most frequent German word.
kniescheiben
"Kniescheiben" means "kneecaps" in English.
The word 'Kniescheiben' is used here in its anatomical meaning, referring to the kneecaps.
Ich habe mir beim Fußballspielen die Kniescheiben verletzt.
I injured my kneecaps while playing football.
The word 'Kniescheiben' refers here to the modeled representation of kneecaps used in an educational context.
Die Kniescheiben des anatomischen Modells dienen als Demonstration für den Unterricht.
The anatomically modeled kneecaps serve as examples for the lesson.
In this sentence, 'Kniescheiben' is again used in its usual meaning, describing a person's actual kneecaps and their state.