Dictionary

drainage

noun drain·age \ˈdrā-nij\

: the act or process of draining something : the act or process of removing water or liquid from a place or thing

Full Definition of DRAINAGE

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
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First Known Use of DRAINAGE

1652
DRAINAGE Defined for Kids

drainage

noun drain·age \ˈdrā-nij\

Definition of DRAINAGE for Kids

:  the act or process of removing a liquid <Drainage of the flooded area has begun.>
Medical Dictionary

drainage

noun drain·age \ˈdrā-nij\

Medical Definition of DRAINAGE

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)
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