O star

American  

[oh stahr] / ˈoʊ ˌstɑr /

noun

1. a very hot, massive, blue star of spectral type O, having a surface temperature between 30,000 and 50,000 K and an absorption spectrum with few lines, though the Balmer series of hydrogen lines is present and lines of ionized helium are detectable.

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Example Sentences

"The arguments of all the characters in this film are so valid, so well thought-out, and that's what creates such a unique tension," says Nyong'o, star of 12 Years a Slave.

From BBC

That’s because it takes about 3 to 4 million years to form a Wolf-Rayet star, but an O star can’t be older than a million years.

From Forbes

With starry eyes she unfolded it and read: “O Morning Star that smilest in the blue, O star, my morning dream hath proven true, Smile sweetly, thou! my love hath smiled on me.”

From Project Gutenberg

Then came "O Star of Eve"; and last of all, "I'll Sing Thee Songs of Araby."

From Project Gutenberg

Gone is the race Lemurian; I weep, O Star, to sing their fate!

From Project Gutenberg