jewry(n = noun.group) - Jews collectively;
is a kind of social group
has parts: hebraism, jewish religion, judaism

1.  Judea; also, a district inhabited by Jews; a Jews' quarter. Chaucer. [1913 Webster]
"Teaching throughout all Jewry." [1913 Webster]

2.  Jewish people, collectively. [PJC]

jewry, n. (pl. -ies)
1 Jews collectively.
2 hist. a Jews' quarter in a town etc.

Etymology:
ME f. AF juerie, OF juierie (as JEW)