noun
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the process or a method of draining
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a system of watercourses or drains
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liquid, sewage, etc, that is drained away
Other Word Forms
Derived Forms
Inflected Forms
Nouns
Etymology
Origin of drainage
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
See Examples For:
The team focused on the Iberian Pyrite Belt in southwest Spain, a copper-mining region with 82 active or historic mines that generate more acid mine drainage than anywhere else in the world.
From Barron's ● Jul. 22, 2026
The human urge to build right to the shoreline — whether it’s the coastal highway or a bluff-top home — also affects erosion by altering water drainage and adding weight to the cliff.
From Los Angeles Times ● Jul. 14, 2026
But the sinus’s drainage pathways go direct into the nose, making it prone to regular blockage and infection, a developmental byproduct rather than a purposeful adaptation.
From Science Daily ● Jul. 11, 2026
The landscape architects contracted by MetroLoft to design the courtyard recommended installing additional drainage there during construction, according to the lawsuit.
From The Wall Street Journal ● Jul. 10, 2026
Like the raised beds in temperate-zone gardens, they promote drainage and increase the amount of topsoil available to plants.
From "1491" by Charles C. Mann
As these sudden drainages took place, the glacier surface began to fracture in unexpected ways.
From Science Daily ● Jan. 5, 2026
“Mud, rock and debris flows will have the potential to impact drainages, roads and residences in and directly below the burn area.”
From Los Angeles Times ● Feb. 13, 2025
Ghuge, the manager at Ola's Thane workshop, said reported service issues included battery drainages, software glitches and damaged wires.
From Reuters ● Nov. 28, 2023
It cites environmental concerns associated with the construction, claiming Arizona has "cut down and removed scores of trees, clogged drainages, and degraded the habitat of species listed under the Endangered Species Act".
From BBC ● Dec. 15, 2022
There was one or more in every ravine and gully, and what was a new feature, some were built across shallow drainages on the very summit of a hill.
From Unknown Mexico, Volume 1 (of 2) A Record of Five Years' Exploration Among the Tribes of the Western Sierra Madre; In the Tierra Caliente of Tepic and Jalisco; and Among the Tarascos of Michoacan by Lumholtz, Carl
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
