singular point

noun Mathematics.

a point at which a given function of a complex variable has no derivative but of which every neighborhood contains points at which the function has derivatives.

RELATED CONTENT

Moot Point vs. Mute Point You may have heard coworkers or acquaintances refer to an inconsequential or irrelevant point as a moot point, or maybe you’ve heard mute point instead. Fans of the TV show Friends may have heard a third variation: moo point (because, according to Joey, a cow’s opinion doesn’t matter). But which expression is correct, and what exactly does it mean? The correct phrase is moot point. …

Should I Use A Singular Or A Plural Verb With A Collective Noun?First, what's a collective noun?

singlish,
singly,
singsong,
singspiel,
singular,
singularity,
singularize,
singularly,
singulary,
singulative

Origin of singular point

First recorded in 1885–90

Also called singularity.