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[tur-bid] /ˈtɜr bɪd/
not clear or transparent because of stirred-up sediment or the like; clouded; opaque; obscured:
the turbid waters near the waterfall.
thick or dense, as smoke or clouds.
confused; muddled; disturbed.
Origin of turbid
1620-30; < Latin turbidus disturbed, equivalent to turb(āre) to disturb (derivative of turba turmoil) + -idus -id4
Related forms
turbidity, turbidness, noun
turbidly, adverb
unturbid, adjective
unturbidly, adverb
Can be confused
torpid, turbid, turgid.
1. murky, cloudy, roiled, muddy. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for turbid
  • Nineteen divers toiled for three months in water so turbid that they had to work more by touch than sight.
  • The water is also more turbid, which prevents growing phytoplankton from receiving enough light.
  • But the undertow was too strong even for them, and the currents made the water turbid and difficult to see in.
  • turbid ice is widespread but not universally present.
  • Sauger are more adaptable to turbid water than walleyes are.
  • turbid water can be beneficial in somewhat low concentrations and act as cover to protect fish from predation.
  • Commercial zein containing water will become turbid over time and will eventually precipitate.
  • turbid water was flowing off site into several wetland areas including into the adjacent pond.
British Dictionary definitions for turbid


muddy or opaque, as a liquid clouded with a suspension of particles
dense, thick, or cloudy: turbid fog
in turmoil or confusion
Derived Forms
turbidity, turbidness, noun
turbidly, adverb
Word Origin
C17: from Latin turbidus, from turbāre to agitate, from turba crowd
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
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Word Origin and History for turbid

1620s, from Latin turbidus "muddy, full of confusion," from turbare "to confuse, bewilder," from turba "turmoil, crowd," probably from Greek tyrbe "turmoil."

Online Etymology Dictionary, © 2010 Douglas Harper
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turbid in Medicine

turbid tur·bid (tûr'bĭd)
Having sediment or foreign particles stirred up or suspended; muddy; cloudy.

tur·bid'i·ty n.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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