interstitial space

noun

(architecture) The gaps between buildings/floors in architecture, used for systems and movement; the neglected or overlooked spaces between built structures, like alleys, courtyards, or empty lots.

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Meanings

nouninterstitial space (plural interstitial spaces)

plural interstitial spaces

  1. An in-between space.
    1. broadly(architecture) The gaps between buildings/floors in architecture, used for systems and movement; the neglected or overlooked spaces between built structures, like alleys, courtyards, or empty lots.
    2. broadly(anatomy) The fluid-filled area between cells in tissues (interstitium).
    3. broadly(sociology) The informal, transitional zones where people from different groups or fields (e.g., hobbyists, professionals) interact.

Synonyms & antonyms

Also see
interstice
Cite this entry
APA

interstitial space. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/interstitial%20space

MLA

“interstitial space.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/interstitial%20space. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “interstitial space,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/interstitial%20space.

Source: interstitial space on Wiktionary, CC BY-SA 4.0.