1. A unit or group of complementary parts that contribute to a single effect, especially:
2. A coordinated outfit or costume.
3. A coordinated set of furniture.
4. A group of musicians, singers, dancers, or actors who perform together: an improvisational theater ensemble; a woodwind ensemble.
5. music A work for two or more vocalists or instrumentalists.
6. music the performance of such a work.

1. a group of separate things that contribute to a coordinated whole
2. a coordinated costume or outfit; a suit
3. a group of musicians, dancers, actors, etc who perform together; e.g. the chorus of a ballet company
4. a piece for several instrumentalists or vocalists

1. all at once; together.
2. the whole; all the parts taken together.

1. together; all at once; simultaneously.
2. in music, same as concerted: as, an ensemble passage or work.
3. the union of parts in a whole; all the parts of anything taken together, so that each part is considered only in relation to the whole; specifically, the general effect of a work of art, piece of music, drama, etc.
4. in music, the union of all the performers in a concerted composition, as in a chorus with full orchestral accompaniment.
5. in mathematics, a manifold or collection of elements, discrete or continuous, finite, infinite, or superinfinite.

1. a group of musicians playing or singing together
2. a cast other than the principals
3. a coordinated outfit (set of clothing)
4. an assemblage of parts or details (as in a work of art) considered as forming a whole
5. the chorus of a ballet company