Word.ws English Dictionary

extensional

extensional adjective: of or pertaining to extension.

Adjective

extensional (not comparable)

  1. Of or pertaining to extension.
    • In both the intensional and extensional logic traditions, we see theories of complex terms. In the extensional tradition, disjunctive and conjunctive terms are interpreted by taking the union and intersection of classes. The conjunctive term AB is interpreted as the intersection of the class A and...2011 July 20, Edwin Mares, “Propositional Functions”, in The Stanford Encyclopedia of Philosophy, retrieved 15 Jul 2012
  2. Having great extent.

Origin of extensional

From extension + -al.

Words formed from extensional

Phrases with extensional

Questions about extensional

What does extensional mean?
Extensional means of or pertaining to extension.
What part of speech is extensional?
Extensional is an adjective.

Words near extensional in the dictionary

  1. Extension Scout
  2. Extension Scouting
  3. Extension Scouts
  4. extension table
  5. extension tables
  6. extensional
  7. extensional definition
  8. extensional definitions
  9. extensionalism
  10. extensionalisms
  11. extensionalist

Source and license

Adapted from Wiktionary: extensional (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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