cluster variable

noun

Definition of cluster variable

: a short-period variable star of Cepheid characteristics and a period of light fluctuations not longer than a day originally found in globular clusters but abundant elsewhere in the Milky Way galaxy

called also cluster-type Cepheid

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Cite this Entry

“Cluster variable.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/cluster%20variable. Accessed 24 Oct. 2020.

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