Also found in: Thesaurus, Legal, Wikipedia.


n. pl. neb·u·los·i·ties
1. The quality or condition of being nebulous.
2. Astronomy
a. A nebula or a nebulalike object.
b. A mass of material constituting a nebula.


n, pl -ties
1. the state or quality of being nebulous
2. (Astronomy) astronomy a nebula


(ˌnɛb yəˈlɒs ɪ ti)

n., pl. -ties.
1. cloudy or cloudlike matter.
2. a nebulous form, shape, or mass.
3. the state or condition of being nebulous.
[1755–65; < Late Latin nebulōsitās]
References in classic literature ?
When she came close and looked in she beheld indistinct forms racing up and down to the figure of the dance, the silence of their footfalls arising from their being overshoe in "scroff"--that is to say, the powdery residuum from the storage of peat and other products, the stirring of which by their turbulent feet created the nebulosity that involved the scene.
Binoculars show two large fans of nebulosity separated by a dark gap.
The current government in Macedonia is making effort with new investigations, allegedly inspired by someone's new evidence, but are in fact the same old nebulosity, to maintain the conspiracy theory--that someone far away was involved and crashed the place which President Boris Trajkovski died in, reads the editorial commentary in Sloboden Pecat.
Star members covered in nebulosity indicate more faint stars.
If you train any telescope or pair of binoculars at this spot, you will see an intricate web of nebulosity, over several degrees wide, with several hot, young stars at its centre.
42 (at Haleakala); on July 29 (at Palomar), it showed nebulosity 12" toward the east [IAUC 7673, 2001 July 30].
The picture shows a wealth of detail including several nodes of Hydrogen Alpha nebulosity denoting star forming regions showing up red in the outer spiral arms.
Initially the shock wave was moving at millions of kilometres per hour, but as it expanded through space it ploughed through the gas between the stars, which has slowed it considerably and created strangely shaped folds of nebulosity.
great loop of nebulosity, being alive just as they are.
An emerging neo-classical poetics, then, would be well served by an attitude toward language that had grown increasingly neo-classical; regarding language as the vehicle for pre-existing thoughts to be used in the service of accurately and exhaustively elucidating a reformulated subjectivity, which sacrificed Romantic complexity and the nebulosity of Spasmodic subjectivism but also avoided their solipsistic and perceived socially evasive tendencies as well.
A hyperdocument is a content of information made up of a nebulosity of fragments, whose sense is constructed by each of the given reading routes" (Balpe, 1990).