null object

Meanings

nounnull object (plural null objects)

category theoryAn object that is both an initial and terminal object.
Synonyms: zero object
object-oriented programmingAn object that does nothing and is used instead of a null.
human sciencesAn object that is not expressed by an explicit morpheme.

nounAn object that is both an initial and terminal object.

Similar

Also see

German Nullobjekt

Polish pusty obiekt, pusty obiekt

pusty obiektcategory theory: object that is both an initial and terminal object
pusty obiektobject-oriented programming: object that does nothing and is used instead of a null
pusty obiektlinguistics: an object that is not expressed by an explicit morpheme

Russian нулевой объект

нулевой объект (nulevoj obʺjekt)category theory: object that is both an initial and terminal object

Cite this entry

APA

null object. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/null%20object

MLA

“null object.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/null%20object. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “null object,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/null%20object.