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O star. In DICTIOUS you will not only get to know all the dictionary meanings for the word
O star, but we will also tell you about its etymology, its characteristics and you will know how to say
O star in singular and plural. Everything you need to know about the word
O star you have here. The definition of the word
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O star, as well as those of other words, enriches your vocabulary and provides you with more and better linguistic resources.
English
Noun
O star (plural O stars)
- (astronomy) Synonym of O-type star
2012, P. S. Conti, C. de Loore, Mass Loss and Evolution of O-Type Stars, page 60:Vreux: I would like to ask Ann Underhill why, if there is another star by chance in the line of sight to SMC WR stars, it's an O star rather than, say, an A type?