Word.ws English Dictionary

orbifold

UK/ˈɔː.bɪˌfəʊld/US/ˈɔɹ.bɪˌfoʊld/

orbifold noun: a topological space in which every small enough neighborhood is homeomorphic to a quotient of real space by the action of a finite group.

Noun

orbifold (plural orbifolds)

  1. A topological space in which every small enough neighborhood is homeomorphic to a quotient of real space by the action of a finite group.

Forms of orbifold

pluralorbifolds

Origin of orbifold

Blend of orbit + manifold. Named by William Thurston.

Words formed from orbifold

Questions about orbifold

What does orbifold mean?
Orbifold means a topological space in which every small enough neighborhood is homeomorphic to a quotient of real space by the action of a finite group.
What part of speech is orbifold?
Orbifold is a noun.
How do you pronounce orbifold?
Orbifold is pronounced /ˈɔɹ.bɪˌfoʊld/ (US).
What is the plural of orbifold?
The plural of orbifold is orbifolds.

Words near orbifold in the dictionary

  1. orbiculatoside
  2. orbicule
  3. orbicules
  4. orbicuside
  5. orbifloxacin
  6. orbifold
  7. orbifolded
  8. orbifolding
  9. orbifoldings
  10. orbifoldized
  11. orbifolds

Source and license

Adapted from Wiktionary: orbifold (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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Cite this entry: “orbifold.” Word.ws, https://word.ws/orbifold. Based on Wiktionary, CC BY-SA 4.0.