dead space

Fetched 2026-10-26 (cache).

Synonyms: deadspace, head space, headspace, deep space, dual space, real space, head-space, meat space

Antonyms: deadspace, head space, headspace, deep space, dual space, real space, head-space, meat space

Related words from Datamuse; suggestions, not definitions.

Noun

1. {{lb|en|physiology}} The [[portion]] of the [[respiratory tract]] that is [[ventilate]]d but not [[perfuse]]d by [[pulmonary]] [[circulation]].
2. {{lb|en|film}} Picture information that is either masked off or cropped out of viewing area, whether at the top or bottom, or to the sides.
3. {{lb|en|architecture}} An unusable space, such as an inaccessible void or awkward corner.

Source: Wiktionary · CC BY-SA 4.0 (Wiktionary dump) · cached copy, not a rewrite.