Dictionary.com Unabridged (v 1.1) - Cite This Source - Share This

American Heritage Dictionary - Cite This Source - Share This

sin·gu·lar·i·ty       (sĭng'gyə-lār'ĭ-tē)  Pronunciation Key  n.   pl. sin·gu·lar·i·ties The quality or condition of being singular. A trait marking one as distinct from others; a peculiarity. Something uncommon or unusual. Astrophysics A point in space-time at which gravitational forces cause matter to have infinite density and infinitesimal volume, and space and time to become infinitely distorted. Mathematics A point at which the derivative does not exist for a given function but every neighborhood of which contains points for which the derivative exists. Also called singular point.

WordNet - Cite This Source - Share This

singularity
noun
1.	the quality of being one of a kind; "that singularity distinguished him from all his companions"
2.	strangeness by virtue of being remarkable or unusual

The American Heritage Science Dictionary - Cite This Source - Share This

singularity       (sĭng'gyə-lār'ĭ-tē)  Pronunciation Key  A point of infinite density and infinitesimal volume, at which space and time become infinitely distorted according to the theory of General Relativity. According to the big bang theory, a gravitational singularity existed at the beginning of the universe. Singularities are also believed to exist at the center of black holes. Mathematics A point at which the derivative does not exist for a given function but every neighborhood of which contains points for which the derivative exists.

Webster's Revised Unabridged Dictionary - Cite This Source - Share This

Singularity

Sin`gu*lar"i*ty\, n.; pl. Singularities. [L. singularitas: cf. F. singularit['e].]

1. The quality or state of being singular; some character or quality of a thing by which it is distinguished from all, or from most, others; peculiarity.

Pliny addeth this singularity to that soil, that the second year the very falling down of the seeds yieldeth corn. --Sir. W. Raleigh.

I took notice of this little figure for the singularity of the instrument. --Addison.

2. Anything singular, rare, or curious.

Your gallery Have we passed through, not without much content In many singularities. --Shak.

3. Possession of a particular or exclusive privilege, prerogative, or distinction.

No bishop of Rome ever took upon him this name of singularity [universal bishop]. --Hooker.

Catholicism . . . must be understood in opposition to the legal singularity of the Jewish nation. --Bp. Pearson.

4. Celibacy. [Obs.] --Jer. Taylor.