Meanings
nounnatural key (plural natural keys)
plural natural keys
- computingA unique key formed from attributes that relate to the external world being modelled, rather than being an internally generated surrogate key.
Synonyms: business key
Synonyms & antonyms
nounA unique key formed from attributes that relate to the external world being modelled, rather than being an internally generated surrogate key.
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Cite this entry
APA
natural key. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/natural%20key
MLA
“natural key.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/natural%20key. Accessed November 4, 2026.
Chicago
WatkinsX Dictionary, s.v. “natural key,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/natural%20key.
Source: natural key on Wiktionary, CC BY-SA 4.0.