congregation congregation /ˌkɑːŋgrəˈgeɪʃən/

noun

1. () A group of people who adhere to a common faith and habitually attend a given church  ( faithful , fold , congregation )
   a group of people who adhere to a common faith and habitually attend a given church
     The congregation gathered for Sunday worship.
   The congregation gathered for Sunday worship.
   
2. () An assemblage of people, animals or things collected together  ( congregation )
   an assemblage of people, animals or things collected together
    A congregation of children pleaded for his autograph
   a congregation of children pleaded for his autograph
    A great congregation of birds flew over
   a great congregation of birds flew over
   
3. The act of congregating  ( congregating , congregation )
   the act of congregating