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protoplanetary nebula. In DICTIOUS you will not only get to know all the dictionary meanings for the word
protoplanetary nebula, but we will also tell you about its etymology, its characteristics and you will know how to say
protoplanetary nebula in singular and plural. Everything you need to know about the word
protoplanetary nebula you have here. The definition of the word
protoplanetary nebula will help you to be more precise and correct when speaking or writing your texts. Knowing the definition of
protoplanetary nebula, as well as those of other words, enriches your vocabulary and provides you with more and better linguistic resources.
English
Etymology
From proto- + planetary nebula.
Noun
protoplanetary nebula (plural protoplanetary nebulae or protoplanetary nebulas)
- (astronomy) A stage in stellar evolution when a star starts to shed its outer layers before coming a true planetary nebula.
Synonyms
Translations
stage in stellar evolution
See also