plural constellations
1
: a group of stars that forms a particular shape in the sky and has been given a name
The constellation Ursa Major contains the stars of the Big Dipper.
2
formal
: a group of people or things that are similar in some way
A large constellation of relatives and friends attended the funeral.
The patient presented a constellation of symptoms.
Cite this Entry
“Constellation.” Merriam-Webster.com Simple Definition, Merriam-Webster, https://www.merriam-webster.com/simple/constellation. Accessed 21 Jun. 2026.
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