currency unit (esp. Chinese yuan); (bound form) first; original; primary; (bound form) basic; fundamental; (bound form) constituent; part; (prefix) meta-; (math.) argument; variable; era (of a reign); (Tw) (geology) eon

surname Yuan; Yuan dynasty (1279–1368)

head of state

element (key component of sth); (chemistry) element; (math.) element (member of a set)

euro (currency)