Word.ws English Dictionary

pseudointersection

pseudointersection noun: a set for which the number of elements that are not in the intersection (of two infinite sets) is finite.

Noun

pseudointersection (plural pseudointersections)

  1. A set for which the number of elements that are not in the intersection (of two infinite sets) is finite.
    • We investigate which filters on #92;omega can contain towers, that is, a modulo finite descending sequence without any pseudointersection (in #91;#92;omega#93;#92;omega).2016, Jörg Brendle, Barnabás Farkas, Jonathan Verner, “Towers in filters, cardinal invariants, and Luzin type families”, in arXiv

Forms of pseudointersection

pluralpseudointersections

Origin of pseudointersection

From pseudo- + intersection.

Questions about pseudointersection

What does pseudointersection mean?
Pseudointersection means a set for which the number of elements that are not in the intersection (of two infinite sets) is finite.
What part of speech is pseudointersection?
Pseudointersection is a noun.
What is the plural of pseudointersection?
The plural of pseudointersection is pseudointersections.

Words near pseudointersection in the dictionary

  1. pseudointeraction
  2. pseudointeractions
  3. pseudointerface
  4. pseudointerfaces
  5. pseudointernuclear ophthalmoplegia
  6. pseudointersection
  7. pseudointersections
  8. pseudoinvasion
  9. pseudoinvasions
  10. pseudoinvasive
  11. pseudoinverse

Source and license

Adapted from Wiktionary: pseudointersection (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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Pronunciation audio from Wikimedia Commons, each file under its own free license: LL-Q1860 (eng)-Flame, not lame-pseudointersection.wav.

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