rain garden

noun

A planted depression or hole that allows rainwater runoff from impervious urban areas, such as roofs and driveways, to be absorbed into the ground.

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Meanings

nounrain garden (plural rain gardens)

plural rain gardens

  1. A planted depression or hole that allows rainwater runoff from impervious urban areas, such as roofs and driveways, to be absorbed into the ground.

    The area around the station, spanning some 150 hectares, will also be transformed, with sunken rain gardens in the public plaza in addition to an outdoor terrace to the station concourse.

    2023 May 31, Chris Howe, “A new rail Interchange in the Midlands”, in RAIL, number 984, page 61
Cite this entry
APA

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

MLA

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

Chicago

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

Source: rain garden on Wiktionary, CC BY-SA 4.0.