headspace

English

noun
Definitions
  • The space between the top of the contents of a container (such as a jar) and its seal (such as a lid).
  • (informal) One's mental state.
  • (informal) Unscheduled time for reflection and thinking.
  • (firearms) The gap between the face of the bolt and the stopping surface for the cartridge.
  • (chemistry) The gas phase in contact and in equilibrium with a nonvolatile sample.

Etymology

Compound from English head (-hood, noun, hood, foremost, or leading part, topmost, suffix indicating a fan enthusiast) + English space.

Origin

English

space

Gloss

Timeline

Distribution of cognates by language

Geogrpahic distribution of cognates

Cognates and derived terms