singularity

noun

sin·​gu·​lar·​i·​ty ˌsiŋ-gyə-ˈler-ə-tē 

-ˈla-rə-

plural singularities

1

: something that is singular: such as

a

: a separate unit

b

: unusual or distinctive manner or behavior : peculiarity

2

: the quality or state of being singular

3

: a point at which the derivative of a given function of a complex variable does not exist but every neighborhood of which contains points for which the derivative does exist

4

: a point or region of infinite mass density at which space and time are infinitely distorted by gravitational forces and which is held to be the final state of matter falling into a black hole

Synonyms of singularity

• trick
• characteristic
• trait
• mannerism
• eccentricity
• peculiarity
• individualism
• idiosyncrasy
• quirk
• twist
• oddity
• curiosity
• habit

Examples of singularity in a Sentence

People could not understand the singularity of his imagination.

a college professor with singularities of dress and speech that have long endeared him to his students

Recent Examples on the Web

The singularity and relatedness of a thing are not in conflict but are mutually entwined. — Barry Schwabsky, Artforum, 1 Oct. 2026

Ongoing industry consolidation was a key talking point, with independent eyewear makers doubling down on consumer-facing initiatives and high-end product to knock home their singularity. — Alex Wynne, Footwear News, 30 Sep. 2026

So in the sort of older classical model, thinking geometrically, the beginning of the universe has a singularity like a cone. — Quanta Magazine, 17 Sep. 2026

Cradle to the grave this is not, but the film still succeeds mightily when contextualizing Heumann’s role in the disability rights movement and her singularity as a true American original. — Kate Erbland, IndieWire, 10 Sep. 2026

Word History

First Known Use

14th century, in the meaning defined at sense 1

Rhymes for singularity

• angularity
• bipolarity
• capillarity
• cellularity
• circularity
• familiarity
• granularity
• insincerity
• insularity
• modularity
• osmolarity
• popularity

Kids Definition

singularity

noun

sin·​gu·​lar·​i·​ty ˌsiŋ-gyə-ˈlar-ət-ē 

plural singularities

1

: the quality or state of being singular

2

: something that is singular : peculiarity

3

: a point or region of infinite density which is held to be the final state of matter falling into a black hole