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nebulosity

American  
[neb-yuh-los-i-tee] / ˌnɛb yəˈlɒs ɪ ti /

noun

plural

nebulosities

  1. nebulous or nebular matter.

  2. a nebulous form, shape, or mass.

  3. the state or condition of being nebulous.

nebulosity British  
/ ˌnɛbjʊˈlɒsɪtɪ /

noun

  1. the state or quality of being nebulous

  2. astronomy a nebula

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of nebulosity

From the Late Latin word nebulōsitās, dating back to 1755–65. See nebulose, -ity

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.