Enumerative definition
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An enumerative definition[1] of a concept or term is a special type of extensional definition that gives an explicit and exhaustive listing of all the objects that fall under the concept or term in question. Enumerative definitions are only possible for finite sets and only practical for relatively small sets.
Example
An example of an enumerative definition for the set
extant monotreme species
(for which the intensional definition is "species of currently-living mammals that lay eggs") would be:
- platypuses
- echidnae:
See also
References
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- ^ Page Module:Citation/CS1/styles.css has no content."Enumerative-definition Definition & Meaning | YourDictionary". yourdictionary.com. LoveToKnow Media. Retrieved 5 November 2025.
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