Word.ws English Dictionary

halfspace

halfspace noun: either of the two parts of a three-dimensional object cut by a two-dimensional plane.

Noun

halfspace (plural halfspaces)

  1. Either of the two parts of a three-dimensional object cut by a two-dimensional plane
  2. A simple mathematical model of the structure of the Earth, as used in seismology.

Forms of halfspace

pluralhalfspaces

Origin of halfspace

From half + space.

Questions about halfspace

What does halfspace mean?
Halfspace means either of the two parts of a three-dimensional object cut by a two-dimensional plane.
What part of speech is halfspace?
Halfspace is a noun.
What is the plural of halfspace?
The plural of halfspace is halfspaces.

Words near halfspace in the dictionary

  1. halfsies
  2. halfsister
  3. halfsisters
  4. halfsleep
  5. halfsmoked
  6. halfspace
  7. halfspaces
  8. halfsphere
  9. halfspheres
  10. halfstaff
  11. halfstaffs

Source and license

Adapted from Wiktionary: halfspace (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.

Last updated:

Pronunciation audio from Wikimedia Commons, each file under its own free license: LL-Q1860 (eng)-Flame, not lame-halfspace.wav.

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