nebulosity

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

noun, plural neb·u·los·i·ties.

nebulous or nebular matter.
a nebulous form, shape, or mass.
the state or condition of being nebulous.

Origin of nebulosity

From the Late Latin word nebulōsitās, dating back to 1755–65. See nebulose, -ity
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for nebulosity

British Dictionary definitions for nebulosity

nebulosity

/ (ˌnɛbjʊˈlɒsɪtɪ) /

noun plural -ties

the state or quality of being nebulous
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