The Collaborative International Dictionary of English v.0.48:
Jewry \Jew"ry\, n. [OE. Jewerie, OF. Juierie, F. Juiverie.] 1. Judea; also, a district inhabited by Jews; a Jews' quarter. --Chaucer. [1913 Webster] Teaching throughout all Jewry. --Luke xxiii. 5. [1913 Webster] 2. Jewish people, collectively. [PJC] Jew's-earWordNet (r) 3.0 (2006):
Jewry n 1: Jews collectively