- Astronomy.
- any of various groups of stars to which definite names have been given, as Ursa Major, Ursa Minor, Boötes, Cancer, Orion.
- the section of the heavens occupied by such a group.
- Astrology.
- the grouping or relative position of the stars as supposed to influence events, especially at a person's birth.
- character as presumed to be determined by the stars.
- a group or configuration of ideas, feelings, characteristics, objects, etc., that are related in some way: a constellation of qualities that made her particularly suited to the job.
- any brilliant, outstanding group or assemblage: a constellation of great scientists.
- any of the 88 groups of stars as seen from the earth and the solar system, many of which were named by the ancient Greeks after animals, objects, or mythological persons
- an area on the celestial sphere containing such a group
- a gathering of brilliant or famous people or things
- a group of ideas felt to be related
