sponge city

noun

An urban planning model that emphasizes flood management by strengthening green infrastructures instead of purely relying on drainage systems.

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Meanings

nounsponge city (countable and uncountable, plural sponge cities)

plural sponge cities

  1. uncountableAn urban planning model that emphasizes flood management by strengthening green infrastructures instead of purely relying on drainage systems.
  2. countableA city that adopts such a model.
Cite this entry
APA

sponge city. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/sponge%20city

MLA

“sponge city.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/sponge%20city. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “sponge city,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/sponge%20city.

Source: sponge city on Wiktionary, CC BY-SA 4.0.