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.
Chad Rinde, Sacramento County tax collector and director of finance, told the Board of Supervisors that a prior owner of the land, a developer, had dedicated it to the city years before for drainage use. Graham Womack may 18, Sacbee.com, 18 May 2026 Redirect your downspouts and drainage pipes. Brandee Gruener, Southern Living, 18 May 2026 Select a location with good drainage and some wind protection. Rae Ford, Martha Stewart, 17 May 2026 The mix will soak up water through the drainage holes in the bottom of the pot, slowly pulling moisture upward like a sponge. Megan Hughes, Better Homes & Gardens, 16 May 2026 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

Browse Nearby Words

Cite this Entry

“Drainage.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/drainage. Accessed 20 May. 2026.

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

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

More from Merriam-Webster