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effluent

[ef-loo-uh nt]
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adjective
  1. flowing out or forth.
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noun
  1. something that flows out or forth; outflow; effluence.
  2. a stream flowing out of a lake, reservoir, etc.
  3. sewage that has been treated in a septic tank or sewage treatment plant.
  4. sewage or other liquid waste that is discharged into a body of water, etc.
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Origin of effluent

1720–30; < Latin effluent- (stem of effluēns flowing out, present participle of effluere), equivalent to ef- ef- + flu- flow + -ent- -ent
Related formssu·per·ef·flu·ent, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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British Dictionary definitions for effluent

effluent

noun
  1. liquid discharged as waste, as from an industrial plant or sewage works
  2. radioactive waste released from a nuclear power station
  3. a stream that flows out of another body of water
  4. something that flows out or forth
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adjective
  1. flowing out or forth
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Word Origin

C18: from Latin effluere to run forth, from fluere to flow
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for effluent

adj.

mid-15c., from Latin effluentem (see effluence). As a noun, from 1859; meaning "liquid industrial waste" is from 1930.

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Online Etymology Dictionary, © 2010 Douglas Harper

effluent in Science

effluent

[ĕflōō-ənt]
Adjective
  1. Flowing out or forth.
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Noun
  1. A stream flowing out of a body of water.
  2. An outflow or discharge of liquid waste, as from a sewage system, factory, or nuclear plant.
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The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.