orbifold
English
Etymology
Blend of orbit + manifold. Named by William Thurston.
Pronunciation
- (General American) IPA(key): /ˈɔɹ.bɪˌfoʊld/
- (Received Pronunciation) IPA(key): /ˈɔː.bɪˌfəʊld/
Noun
orbifold (plural orbifolds)
- (topology) A topological space in which every small enough neighborhood is homeomorphic to a quotient of real space by the action of a finite group.