Note footnote on p. 89 — Chapter X · THE BEGINNINGS OF MODERN PHYSICAL EDUCATION IN GERMANY.
Reading edition
[43] In his own opposition to everything foreign Jahn had applied the name Turnen to his exercises, believing that it was a term of German origin, and from this root he built up many new compounds—Turner (gymnast), Turnkunst (the gymnastic art), Turnplatz (the grounds where the exercises were practised), Turntag (gathering of gymnasts), etc.