Word.ws English Dictionary

cobordism

cobordism noun: a connection between two manifolds of the same dimension n via a manifold of dimension n+1, where the smaller manifolds are included in the boundary of the larger manifold.

Noun

cobordism (countable and uncountable, plural cobordisms)

  1. (countable) A connection between two manifolds of the same dimension n via a manifold of dimension n+1, where the smaller manifolds are included in the boundary of the larger manifold.
  2. (uncountable) The theory and study of such objects.
    • Cobordism revives the intuitive idea of bounding harbored in the original work of Poincaré but later sacrificed in order to construct a viable theory based on simpicial complexes.2008 April, John R. Harper, "Generalized cohomology, by Akira Kono and Dai Tamaki" (book review), Bulletin (New Series) of the American Mathematical Society volume 45 number 2, page 310

Forms of cobordism

pluralcobordisms

Words formed from cobordism

Questions about cobordism

What does cobordism mean?
Cobordism means a connection between two manifolds of the same dimension n via a manifold of dimension n+1, where the smaller manifolds are included in the boundary of the larger manifold.
What part of speech is cobordism?
Cobordism is a noun.
What is the plural of cobordism?
The plural of cobordism is cobordisms.

Words near cobordism in the dictionary

  1. cobombardments
  2. coboose
  3. cobooses
  4. cobordance
  5. cobordant
  6. cobordism
  7. cobordisms
  8. Cobos
  9. coboson
  10. cobosons
  11. cobot

Source and license

Adapted from Wiktionary: cobordism (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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