1) a bringing together, gathering (as of fruits), a contracting
2) in the NT, an assembling together of men, an assembly of men
3) a synagogue
3a) an assembly of Jews formally gathered together to offer prayers and listen to the reading and expositions of the scriptures; assemblies of that sort were held every sabbath and feast day, afterwards also on the second and fifth days of every week; name transferred to an assembly of Christians formally gathered together for religious purposes
3b) the buildings where those solemn Jewish assemblies are held. Synagogues seem to date their origin from the Babylonian exile. In the times of Jesus and the apostles every town, not only in Palestine, but also among the Gentiles if it contained a considerable number of Jewish inhabitants, had at least one synagogue, the larger towns several or even many. These were also used for trials and inflicting punishment.
Part of Speech: noun feminine
Citing in TDNT: 7:798, 1108
From (the reduplicated form of) G4863; an assemblage of persons; specifically a Jewish "synagogue" (the meeting or the place); by analogy a Christian church: - assembly, congregation, synagogue.
|b congregation of Jews||11.45|
These two sites give similar information, with the definition from several dictionaries and statistics on the use of the word.
Perseus Digital Library
University of Chicago's Logion lexicon
Thayer's dictionary plus other information.
From this site's dictionary (in Italian)
Click on the first column to search for that word as a form of the root συναγωγή; click on the second column to search for that grammatical form of the root συναγωγή; click on the third column to search for that word and grammatical form; click on the total to search for the root συναγωγή.