Word.ws English Dictionary

horoball

horoball noun: a horosphere together with the space above it.

Noun

horoball (plural horoballs)

  1. (excessive) A horosphere together with the space above it.

Forms of horoball

pluralhoroballs

Origin of horoball

Coined by William Thurston (1946-2012), American mathematician. See horosphere and ball.

Questions about horoball

What does horoball mean?
Horoball means a horosphere together with the space above it.
What part of speech is horoball?
Horoball is a noun.
What is the plural of horoball?
The plural of horoball is horoballs.

Words near horoball in the dictionary

  1. hornywink
  2. hornywinks
  3. horo
  4. horo-
  5. Horoatu Crasnei
  6. horoball
  7. horoballs
  8. Horobec
  9. Horobets
  10. horocycle
  11. horocycles

Source and license

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