headspace
noun
head·space
ˈhed-ˌspās 
1
: the volume above a liquid or solid in a closed container
The demonstrator suggests that the slow leakage of hydrogen from the balloons … allowed for the accumulation of hydrogen and oxygen in the bag's headspace.—
Chemical and Engineering News
Chemical and Engineering NewsTo process sauce, immediately ladle hot sauce into hot, clean half-pint canning jars, leaving 1/4-inch headspace.—Better Homes and Gardens
Better Homes and Gardens2
: vertical space in which to stand, sit, or move : headroom
The sleeping area [of a tiny house] looks restful and thanks to the curved roof, probably has more headspace than most …—Kimberly Mok
Kimberly Mok3
informal
: mind-set, frame of mind
"It's difficult to tell how people have changed," says Radiohead guitarist Ed O'Brien. "But Thom's been in a better headspace for quite a few years."—Brian Raftery
Brian RafteryExamples of headspace in a Sentence
Recent Examples on the Web
To maintain this headspace on set, Hardwicke almost went a little method.
—Alex Ritman, Variety, 4 Sep. 2025
Brands take up negligible headspace in people’s busy lives.
—Kian Bakhtiari, Forbes.com, 31 Aug. 2025
To get the cast and crew in the proper headspace for filming the crime thriller, Caron hosted a Portland-area screening of John Cassavetes’ Gloria (1980).
—Brian Davids, HollywoodReporter, 18 Aug. 2025
The youngest member, Keonho, at 16, is a key contributor to the group’s music videos, shapes up the group’s dynamic, and defines their current headspace perfectly — curious about the future, wanting the whole world to know their names.
—Kristine Kwak, Rolling Stone, 11 Aug. 2025
See All Example Sentences for headspace
Examples are automatically compiled from online sources to
show current usage.
Read More
Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
Send us feedback.
Alex Ritman, Variety, 4 Sep. 2025
Brands take up negligible headspace in people’s busy lives.
—Kian Bakhtiari, Forbes.com, 31 Aug. 2025
To get the cast and crew in the proper headspace for filming the crime thriller, Caron hosted a Portland-area screening of John Cassavetes’ Gloria (1980).
—Brian Davids, HollywoodReporter, 18 Aug. 2025
The youngest member, Keonho, at 16, is a key contributor to the group’s music videos, shapes up the group’s dynamic, and defines their current headspace perfectly — curious about the future, wanting the whole world to know their names.
—Kristine Kwak, Rolling Stone, 11 Aug. 2025
See All Example Sentences for headspace
Cite this Entry
“Headspace.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/headspace. Accessed 9 Sep. 2025.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
Share