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: the act, process, or mode of draining
: something drained off
: a device for draining : drain
: a system of drains
: an area or district drained
Recent Examples on the Web
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'drainage.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
1652, in the meaning defined at sense 1
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Resources for drainage
10 Sep 2018
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More Definitions for drainage
: the act or process of draining something : the act or process of removing water or liquid from a place or thing
See the full definition for drainage in the English Language Learners Dictionary
: the act or process of removing a liquid
Drainage of the flooded area has begun.
: the act or process of drawing off fluids from a cavity or wound by means of suction or gravity
: a process of releasing internal conflicts or pent-up feelings (as hostility or guilt)
More from Merriam-Webster on drainage
Spanish Central: Translation of drainage
Nglish: Translation of drainage for Spanish Speakers
Britannica English: Translation of drainage for Arabic Speakers
Britannica.com: Encyclopedia article about drainage
Comments on drainage
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characteristic trappings or dress
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