Word.ws English Dictionary

proper inclusion

proper inclusion noun: the state of being a proper subset; a subset relation in which a set A is a subset of a set B but A is not equal to B.

Noun

proper inclusion (uncountable)

  1. The state of being a proper subset; a subset relation in which a set A is a subset of a set B but A is not equal to B.
    • The symbol ⊆ is used for ordinary inclusion, and ⊂ is sometimes used for proper inclusion.1960, Paul R. Halmos, Naive Set Theory, Van Nostrand, page 6

Antonyms of proper inclusion

Questions about proper inclusion

What does proper inclusion mean?
Proper inclusion means the state of being a proper subset; a subset relation in which a set A is a subset of a set B but A is not equal to B.
What part of speech is proper inclusion?
Proper inclusion is a noun.

Words near proper inclusion in the dictionary

  1. proper classes
  2. proper divisor
  3. proper divisors
  4. proper fraction
  5. proper fractions
  6. proper inclusion
  7. proper job
  8. proper jobs
  9. proper left
  10. proper motion
  11. proper motions

Source and license

Adapted from Wiktionary: proper inclusion (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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