Where does “ציוניסט” come from?

ציוניסט (Yiddish) comes from Yiddish ציון, from Biblical Hebrew צִיּוֹן.

ציוניסט (Yiddish): Zionist

Definitions

Step	Language	Word	Meaning
1	Yiddish	ציון	Zion
2	Biblical Hebrew	צִיּוֹן	—

ציוניסט — Etymology, Origin & Word History | Etymology Explorer