hyperboloid

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noun

A particular surface in three-dimensional Euclidean space, the graph of a quadratic with all three variables squared and their coefficients not all of the same sign.

OriginAncient Greek εἶδος (eîdos) ← Proto-Hellenic *wéidos ← Proto-Indo-European *wéydos →
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Meanings

nounhyperboloid (plural hyperboloids)

plural hyperboloids

  1. A particular surface in three-dimensional Euclidean space, the graph of a quadratic with all three variables squared and their coefficients not all of the same sign.

Origin

  1. Proto-Indo-European*úp
  2. Proto-Indo-European*upér
  3. Proto-Hellenic*hupér
  4. Ancient Greekῠ̔πέρ (hŭpér)
  5. Ancient Greekὑπερ- (huper-)
  6. Proto-Indo-European*gʷelH-
  7. Proto-Hellenic*gʷəlnō
  8. Ancient Greekβάλλω (bállō)
  9. Ancient Greekὑπερβάλλω (huperbállō)
  10. Ancient Greekὑπερβολή (huperbolḗ)
  11. New Latinhyperbola
  12. Englishhyperbola
  13. Proto-Indo-European*weyd-
  14. Proto-Indo-European*wéydos
  15. Proto-Hellenic*wéidos
  16. Ancient Greekεἶδος (eîdos)
  17. Englishhyperboloid

From hyperbola + -oid.

Full word history & related roots →

Translations

Catalan hiperboloide, hiperboloide d'una fulla
  • hiperboloidesurface in three-dimensional space
  • hiperboloide d'una fullahyperboloid of one sheet
  • hiperboloide d'un fullhyperboloid of one sheet
  • hiperboloide de dues fulleshyperboloid of two sheets
  • hiperboloide de dos fullshyperboloid of two sheets
Estonian hüperboloid
  • hüperboloidsurface in three-dimensional space
Finnish hyperboloidi
  • hyperboloidisurface in three-dimensional space
French hyperboloïde, hyperboloïde à une nappe
  • hyperboloïdesurface in three-dimensional space
  • hyperboloïde à une nappehyperboloid of one sheet
  • hyperboloïde à deux nappeshyperboloid of two sheets
Hindi अतिपरवलयज
  • अतिपरवलयज (atipravalyaj)surface in three-dimensional space
Icelandic breiðbogaflötur
  • breiðbogaflötursurface in three-dimensional space
Italian iperboloide, iperboloide ad una falda
  • iperboloidesurface in three-dimensional space
  • iperboloide ad una faldahyperboloid of one sheet
  • iperboloide iperbolicohyperboloid of one sheet
  • iperboloide a due faldehyperboloid of two sheets
  • iperboloide ellitticohyperboloid of two sheets
Portuguese hiperboloide, hiperboloide de uma folha
  • hiperboloidesurface in three-dimensional space
  • hiperboloide de uma folhahyperboloid of one sheet
  • hiperboloide de duas folhashyperboloid of two sheets
Spanish hiperboloide, hiperboloide de una hoja
  • hiperboloidesurface in three-dimensional space
  • hiperboloide de una hojahyperboloid of one sheet
  • hiperboloide hiperbólicohyperboloid of one sheet
  • hiperboloide de dos hojashyperboloid of two sheets
  • hiperboloide elípticohyperboloid of two sheets
Cite this entry
APA

hyperboloid. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/hyperboloid

MLA

“hyperboloid.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/hyperboloid. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “hyperboloid,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/hyperboloid.

Source: hyperboloid on Wiktionary, CC BY-SA 4.0.