Meaning

• A group of separate things that contribute to a coordinated whole.

• A coordinated costume or outfit; a suit.

• (collective) A group of musicians, dancers, actors, etc who perform together; e.g. the chorus of a ballet company.

• A piece for several instrumentalists or vocalists.

• A probability distribution for the state of the system.

• (machine learning) A supervised learning algorithm combining multiple hypotheses.

Meaning

• To put together in a coordinated whole.

• To perform in a musical ensemble.