neb·​u·​los·​i·​ty ˌne-byə-ˈlä-sə-tē How to pronounce nebulosity (audio)
plural nebulosities
: the quality or state of being nebulous
: nebulous matter

Examples of nebulosity in a Sentence

the stupefying nebulosity of his philosophical musings
Recent Examples on the Web One image with blue nebulosity includes near-infrared light as well as visible light, while the other with red nebulosity covers the near-ultraviolet to the beginnings of the infrared spectrum. Julia Musto, Fox News, 28 Dec. 2022 Photograph of the Pleides star cluster and its associated nebulosity taken on December 8, 1888, with an exposure of four hours. H.j. McCracken, Ars Technica, 13 Sep. 2022 The surrounding nebulosity is amazing, too, shaped by shock waves from other new stars which blast off material during paroxysms - young stars rotate rapidly, blow off huge winds, and have strong magnetic fields, which can lead to epic eruptions. Phil Plait, Discover Magazine, 24 Aug. 2012

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'nebulosity.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1762, in the meaning defined at sense 1

Time Traveler
The first known use of nebulosity was in 1762

Dictionary Entries Near nebulosity

Cite this Entry

“Nebulosity.” Dictionary, Merriam-Webster, Accessed 20 Jun. 2024.

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