The word is in the Wiktionary

3 short excerpts of Wiktionnary (A collaborative project to produce a free-content dictionary.)

— English words —

• extensionality n. (Philosophy) The principle that objects are equal if and only if their observed properties are the same…
• extensionality n. (Mathematics, functional analysis) The principle that functions are equal if and only if they operate…
• extensionality n. (Mathematics, set theory) The principle, codified in the axiom of extensionality, that sets are equal…

31 English words from 3 English definitions

analysis and are axiom axiom␣of␣extensionality codified equal extensionality functional functional␣analysis functions if␣and␣only␣if Mathematics objects observed only only␣if operate Philosophy principle properties same set sets set␣theory that the their theory the␣same they

One prefix (New word found by adding one or more letters in front of the word.)

axiom␣of␣extensionality

35 words-in-word (Words found as is inside the word. Minimum size 3 letters.)

Ali ali- alit -ality ens ENS Ens. ensi ext ext. extension extensional ion Ion -ion Iona -ity lit Lit &lit lit. nal- NSI Ona ONA Oña sion Sion -sion ten TEN tens TENS tension tensional

21 words-in-word RTL (Words found written from right to left, inside the word. Minimum size 3 letters.)

ano- Ilan I-lan Lan LAN Lan. net Net NET .NET NOI NOIs OIs OIS SNe snet til TIL 'til Tila TILA

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