syn·a·gogue also
syn·a·gog 
(s
ĭn
ə-g
ŏg
′, -gôg
′)
n.1. A building or place of meeting for worship and religious instruction in the Jewish faith.
2. A congregation of Jews for the purpose of worship or religious study.
3. The Jewish religion as organized or typified in local congregations.
[Middle English, from Old French sinagoge, from Late Latin synagōga, from Greek sunagōgē, assembly, synagogue, from sunagein, to bring together : sun-, syn- + agein, to lead; see ag- in the Appendix of Indo-European roots.]
syn′a·gogi·cal (-gŏjĭ-kəl), syn′a·gogal (-gŏgəl, -gôg-) adj.