Definition of dilute in English:

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Pronunciation: /dʌɪˈl(j)uːt/
Pronunciation: /dɪˈl(j)uːt/
Pronunciation: /daɪˈlut/
Pronunciation: /dəˈlut/


[with object]
1Make (a liquid) thinner or weaker by adding water or another solvent to it: bleach can be diluted with cold water (as adjective diluted) diluted fruit juice
More example sentences
  • Dyes using acetone or alcohol solvents can be diluted with water also.
  • Old time gun makers stained their stocks with aqua fortis, a combination of nitric acid diluted with distilled water and iron filings.
  • The aim is to develop epoxy systems that can be diluted in water - for ease of cleaning - without compromising chemical resistance and cure rate.
make weaker, weaken;
thin out, thin, make thinner, water down, add water to;
mix, doctor, lace, adulterate
informal cut
weak, dilute, thin, thinned out, watered down, watery;
1.1Make (something) weaker in force, content, or value by modification or the addition of other elements: the reforms have been diluted (as adjective diluted) the report was published in a diluted form
More example sentences
  • But there is the danger that composers writing for amateurs may feel forced to dilute their musical language, to compromise their artistic integrity on the altar of accessibility.
  • In addition, it will dilute its holding in the present subsidiary.
  • But record labels will insist on keeping CDs in the charts because downloaders buy such a broad range of content they dilute the marketing push behind new artists - which labels need to survive.
diminish, reduce, decrease, lessen, attenuate, make weaker, weaken, mitigate, temper, quell, quieten, allay, assuage, alleviate, palliate, moderate, modify, tone down
rare lenify
1.2Reduce the value of (a shareholding) by issuing more shares in a company without increasing the values of its assets.
Example sentences
  • If you choose to do nothing, your shareholding will be diluted thanks to the extra shares issued.
  • He retained a stake in the company, but the board diluted the shares, reducing his equity to less than 2%.
  • He added that it is wrong to assume that South Africans will be dominating the the merged entity as the shareholding is diluted by 22.7%.


Pronunciation: /ˈdʌɪl(j)uːt/
1(Of a liquid) made thinner or weaker by having had water or another solvent added to it.
Example sentences
  • The water turnover rates of hummingbirds feeding on dilute nectar are more similar to those of amphibious and aquatic organisms than to those of terrestrial vertebrates.
  • Finally, don't forget to deadhead and water your containers regularly, and if you add very dilute liquid feed to the watering can every time, the plants will thank you for it.
  • This observation may be an important, and so far ignored, component in the explanation for the dilute nectars found in bird-pollinated plants.
weak, diluted, thin, thinned out, watered down, watery;
informal cut
1.1 Chemistry (Of a solution) having a relatively low concentration of solute: a dilute solution of potassium permanganate
More example sentences
  • A dilute solution of acetic acid was cooled below its freezing point.
  • The new test uses a dilute solution of potassium permanganate.
  • The carbonates are washed repeatedly with a dilute solution of sodium carbonate, thus removing any coloration from the precipitate.
1.2(Of colour or light) weak or low in concentration: dilute sun
More example sentences
  • Even the nebulae, those ‘extended masses of dilute light’, are thought by some to be condensing into planetary systems.



Pronunciation: /dʌɪˈl(j)uːtə/
Example sentences
  • In Colorado Springs, conservatives see immigrants mostly as potential recruits rather than as diluters of the national spirit.
  • Publicly traded companies are remarkably consistent ‘net diluters’.
  • Suited for use in reagent dispensers, diluters, and draining devices, the pump features a factory-set output that allows repeatable dispensing rates of up to 200 dispenses per minute.


Mid 16th century: from Latin dilut- 'washed away, dissolved', from the verb diluere.

  • deluge from Late Middle English:

    This is from an Old French variant of diluve ‘flood’, from Latin diluvium, from diluere ‘wash away’, also the source of dilute (mid 16th century). The English word antediluvian (mid 17th century) meaning literally ‘before the (biblical) Flood’ is also based on Latin diluvium.

Words that rhyme with dilute

acute, argute, astute, beaut, Beirut, boot, bruit, brut, brute, Bute, butte, Canute, cheroot, chute, commute, compute, confute, coot, cute, depute, dispute, flute, galoot, hoot, impute, jute, loot, lute, minute, moot, newt, outshoot, permute, pollute, pursuit, recruit, refute, repute, route, salute, Salyut, scoot, shoot, Shute, sloot, snoot, subacute, suit, telecommute, Tonton Macoute, toot, transmute, undershoot, uproot, Ute, volute

For editors and proofreaders

Line breaks: di¦lute

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