singular point WORD ORIGIN 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. Liberaldictionary.com What It Really Means to Call Someone "Crude" Can You Translate These Famous Phrases From Emoji? These Are the Longest Words in English These Are the Saddest Phrases in English Origin of singular point First recorded in 1885–90 Also called singularity. Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019