drainage

noun

drain·​age ˈdrā-nij How to pronounce drainage (audio)
1
: the act, process, or mode of draining
also : something drained off
2
: a device for draining : drain
also : a system of drains
3
: an area or district drained

Examples of drainage in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Stay informed and follow these tips from the NWS to ensure safety during heavy rainfall: Beware of swollen waterways: Avoid parking or walking in close proximity to culverts or drainage ditches, as the swiftly moving water during heavy rain can potentially carry you away. Bay Area Weather Report, Mercury News, 25 May 2025 Here’s your guide from the NWS to staying safe during downpours: Beware of rapid water flow: During heavy rain, avoid parking or walking near culverts or drainage ditches, where swift-moving water can pose a serious risk. Southern California Weather Report, Oc Register, 24 May 2025 The professional groundwork and paving company is headquartered in Bristol and provides highway maintenance, small and medium-sized vehicle projects, residential paving, and drainage across southwest England. Vitas Carosella, Forbes.com, 22 May 2025 Although things like manual lymphatic drainage massage have benefits, brushing isn’t likely to have the same effect.6 2. Angela Palmer, Verywell Health, 20 May 2025 See All Example Sentences for drainage

Word History

First Known Use

1652, in the meaning defined at sense 1

Time Traveler
The first known use of drainage was in 1652

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Cite this Entry

“Drainage.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/drainage. Accessed 3 Jun. 2025.

Kids Definition

drainage

noun
drain·​age ˈdrā-nij How to pronounce drainage (audio)
1
a
: the act of draining
b
: something drained off
2
: a method of draining
also : a system of drains

Medical Definition

drainage

noun
drain·​age ˈdrā-nij How to pronounce drainage (audio)
1
: the act or process of drawing off fluids from a cavity or wound by means of suction or gravity
2
: a process of releasing internal conflicts or pent-up feelings (as hostility or guilt)

More from Merriam-Webster on drainage

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