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planetary nebula nucleus. In DICTIOUS you will not only get to know all the dictionary meanings for the word
planetary nebula nucleus, but we will also tell you about its etymology, its characteristics and you will know how to say
planetary nebula nucleus in singular and plural. Everything you need to know about the word
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English
Etymology
planetary nebula + nucleus
Noun
planetary nebula nucleus (plural planetary nebula nuclei)
- (astronomy) The remnant hot luminous core of the stellar progenitor of the planetary nebula, which ionizes the surrounding planetary nebula.
Synonyms
Derived terms