headspace

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headspace

  • /ˈhɛdspeɪs/

Where it comes from

From head + space.

noun headspaces · head space · head-space

  1. countable, uncountable The space between the top of the contents of a container (such as a jar) and its seal (such as a lid). Control of headspace is important for economic and technical reasons. Underfilling will contravene Weights and Measures legislation and may cause rusting in the headspace […]

    Similar: headroom, ullage

  2. countable, informal, uncountable One's capacity for mental activity modeled as a physical space with limits. Meronym: mindshare

    Similar: brainspace

  3. countable, uncountable One's mental state or state of mind. Many of us, as gays, have been in the same headspace as Maurice: longing, lonely, and scared.
  4. countable, informal, uncountable A time and opportunity for reflection and thinking. As a business owner, a truly effective business owner that is building a profitable business machine, you need headspace, thinking time, planning time, brainstorming time, education time, decision making time, questioning time and more thinking time.
  5. countable, uncountable The gap between the face of the bolt and the stopping surface for the cartridge.
  6. countable, uncountable The gas phase in contact and in equilibrium with a nonvolatile liquid in a sample.
  7. countable, uncountable A place within a person (singlet or multiple) that they can visit or inhabit.

    Similar: innerworld, mindscape, wonderland

verb headspaces · headspacing · headspaced · head space · head-space

  1. intransitive To occupy a headspace.

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Cite this
MLA

"headspace." Wiktionary, via Micwyn, micwyn.com/word/headspace. Accessed 6 Nov. 2026.

APA

headspace. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/headspace

Chicago

"headspace." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/headspace.

BibTeX
@misc{headspace_2026,
  title = {headspace},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/headspace},
  urldate = {2026-11-06}
}