Meanings
nounDirac delta function (plural Dirac delta functions)
plural Dirac delta functions · alternative Dirac delta · alternative Dirac's delta function · alternative Dirac's delta
- mathematicsA function of one real argument, whose value is zero when the argument is nonzero, and whose integral is one over any interval that includes zero.
Origin
Named after English physicist Paul Dirac.
Full word history & related roots →Translations
Catalan funció delta de Dirac
- funció delta de Diracfunction
French fonction delta de Dirac
- fonction delta de Diracfunction
Italian funzione delta di Dirac
- funzione delta di Diracfunction
Polish delta Diraca
- delta Diracafunction
Portuguese função delta de Dirac
- função delta de Diracfunction
Spanish función delta de Dirac
- función delta de Diracfunction
Cite this entry
APA
Dirac delta function. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/Dirac%20delta%20function
MLA
“Dirac delta function.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/Dirac%20delta%20function. Accessed November 3, 2026.
Chicago
WatkinsX Dictionary, s.v. “Dirac delta function,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/Dirac%20delta%20function.
Source: Dirac delta function on Wiktionary, CC BY-SA 4.0.