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dilute

[dih-loot, dahy-; adj. also dahy-loot] /dɪˈlut, daɪ-; adj. also ˈdaɪ lut/
verb (used with object), diluted, diluting.
1.
to make (a liquid) thinner or weaker by the addition of water or the like.
2.
to make fainter, as a color.
3.
to reduce the strength, force, or efficiency of by admixture.
verb (used without object), diluted, diluting.
4.
to become diluted.
adjective
5.
reduced in strength, as a chemical by admixture; weak:
a dilute solution.
Origin
1545-1555
1545-55; < Latin dīlūtus washed away, dissolved (past participle of dīluere), equivalent to dī- di-2 + -lūtus, combining form of lautus (lav(ere) to wash + -tus past participle suffix)
Related forms
diluter, dilutor, noun
dilutive, adjective
antidilutive, adjective
overdilute, verb, overdiluted, overdiluting.
undilute, adjective
undiluted, adjective
undiluting, adjective
Can be confused
dilate, dilute.
Synonyms
3. weaken, temper, mitigate, diminish.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for anti-dilutive

dilute

/daɪˈluːt/
verb
1.
to make or become less concentrated, esp by adding water or a thinner
2.
to make or become weaker in force, effect, etc: he diluted his story
adjective
3.
(chem)
  1. (of a solution, suspension, mixture, etc) having a low concentration or a concentration that has been reduced by admixture
  2. (of a substance) present in solution, esp a weak solution in water: dilute acetic acid
Derived Forms
dilutee, noun
diluter, noun
Word Origin
C16: from Latin dīluere, from dis- apart + -luere, from lavāre to wash
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Word Origin and History for anti-dilutive

dilute

v.

1550s, from Latin dilutus, past participle of diluere "dissolve, wash away, dilute," from dis- "apart" + -luere, comb. form of lavere "to wash" (see lave). Related: Diluted; diluting. As an adjective from c.1600.

Online Etymology Dictionary, © 2010 Douglas Harper
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anti-dilutive in Medicine

dilute di·lute (dī-lōōt', dĭ-)
v. di·lut·ed, di·lut·ing, di·lutes
To reduce a solution or mixture in concentration, quality, strength, or purity, as by adding water. adj.
Thinned or weakened by diluting.


di·lu'tive adj.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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