O star

noun

Definition of O star

: a blue star characterized primarily by a surface temperature of around 50,000 kelvins

called also Type O star, O-type star

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Dictionary Entries Near O star

ossuary

O star

ostariophysan

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Cite this Entry

“O star.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/O%20star. Accessed 17 Oct. 2021.

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