Nebula
Nebula noun - An immense cloud of gas (mainly hydrogen) and dust in interstellar space.
Show all Definitions
Synonyms for Nebula
Opacity and nebula are semantically related. In some cases you can use "Opacity" instead a noun "Nebula".
Opacity
Opacity noun - The quality or state of having a veiled or uncertain meaning.
Mutual synonyms
Both words in one sentence
-
Contrived Coincidence: The odds of a stable single-planet solar system being entirely enfolded by a nebula of sufficient size and opacity to block out all sight of the rest of the universe are pretty long.
Cite this Source
Opacity and Nebula. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/nebula/opacity
Nebula & Opacity. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/nebula/opacity>.
Opacity or Nebula. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/nebula/opacity.
Google Ngram Viewer shows how "nebula" and "opacity" have occurred on timeline