Heegaard splitting

noun

The decomposition of a 3-manifold as two handlebodies unioned along their boundaries.

Meanings

nounHeegaard splitting (plural Heegaard splittings)

plural Heegaard splittings

  1. The decomposition of a 3-manifold as two handlebodies unioned along their boundaries.

    Synonyms: Heegaard decomposition

Synonyms & antonyms

nounThe decomposition of a 3-manifold as two handlebodies unioned along their boundaries.

Origin

Introduced by Poul Heegaard in 1898.

Full word history & related roots →
Cite this entry
APA

Heegaard splitting. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/Heegaard%20splitting

MLA

“Heegaard splitting.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/Heegaard%20splitting. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “Heegaard splitting,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/Heegaard%20splitting.

Source: Heegaard splitting on Wiktionary, CC BY-SA 4.0.