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R star

noun
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Definition of R star

: a red star characterized primarily by a surface temperature of around 2,500 kelvins

— called also Type R star

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Dictionary Entries near R star

RSM

RSO

RSS

R star

RSV

RSVP

RSWC

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Cite this Entry

“R star.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/R%20star. Accessed 30 May. 2020.

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