Sino-Korean word from 自轉車. Borrowing from Japanese 自轉車 (jitensha) (modern spelling 自転車), coined in Japan in 1870 in reference to a patented tricycle design. Later used to refer to bicycles.
자전거 • (jajeon-geo) (hanja 自轉車)
- 외발자전거 (oebaljajeon-geo, “unicycle”)
- 산악자전거 (sanakjajeon-geo, “mountain bike”)