white nebula

noun

a nebula that appears white in colouration through a high-powered telescope (nebulae often appear to have some hint of colour through a powerful telescope, but white when not using a powerful instrument); these nebulae were generally to be determined to be galaxies in the 20th century

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Meanings

nounwhite nebula (plural white nebulae)

plural white nebulae

  1. obsoleteastronomya nebula that appears white in colouration through a high-powered telescope (nebulae often appear to have some hint of colour through a powerful telescope, but white when not using a powerful instrument); these nebulae were generally to be determined to be galaxies in the 20th century

Origin

white + nebula

Full word history & related roots →
Cite this entry
APA

white nebula. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/white%20nebula

MLA

“white nebula.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/white%20nebula. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “white nebula,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/white%20nebula.

Source: white nebula on Wiktionary, CC BY-SA 4.0.