1 to gather

2 to collect

1 to gather

2 to collect

3 collected works

4 classifier for sections of a TV series etc: episode

1 group

2 bloc

3 corporation

4 conglomerate

1 collective (decision)

2 joint (effort)

3 a group

4 a team

5 en masse

6 as a group

1 intersection (symbol ∩) (set theory)

1 collecting opinions is of wide benefit (idiom); to pool wisdom for mutual benefit

2 to profit from widespread suggestions

1 many hairs make a fur coat (idiom); many small contributions add up to sth big

2 many a mickle makes a muckle

1 lit. firebird and phoenix come together (idiom)

2 fig. a gathering of eminent people