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emulsify

American  
[ih-muhl-suh-fahy] / ɪˈmʌl səˌfaɪ /

verb (used with or without object)

emulsifies, present (3rd person singular) emulsified, past participle, past emulsifying present participle
  1. to make into or form an emulsion.


emulsify British  
/ ɪˈmʌlsɪˌfaɪ /

verb

  1. to make or form into an emulsion

"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

Usage

What does emulsify mean? To emulsify is to form an emulsion—a mixture of two liquids that don’t fully combine. An emulsion may look like a single liquid, but it’s made up of particles of one liquid distributed throughout another liquid. For example, if you emulsify oil and water, it forms an emulsion in which small droplets of oil are suspended in the water, but the two liquids aren’t fully blended together (as they would be if you stirred together water and vinegar, for example). In technical chemistry terms, an emulsion is a colloidal suspension in which the substances mixed together are both liquids. Both colloids and suspensions involve particles of one substance distributed in another without being dissolved. Emulsions are used in a variety of contexts, including pharmacology, cooking, and photography. In cooking, liquids or liquid-like ingredients are emulsified in order to make sauces with a smooth consistency. A common example of an emulsion is the kind of salad dressings called a vinaigrette, which is made by emulsifying oil and vinegar. Example: To emulsify oil and vinegar, you have to whisk very hard to separate the oil into tiny droplets, or else the two liquids will separate.

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Etymology

Origin of emulsify

First recorded in 1855–60; from Latin ēmuls(us) ( see emulsion) + -ify

Explanation

When you emulsify something, you mix it so thoroughly that it becomes an emulsion, or a mixture of two liquids that can't be completely blended together. Home cooks emulsify any time they make a good oil-based salad dressing, thoroughly mixing the oil with the vinegar or other liquid ingredients. While the oil, because it's not soluble, can't be completely combined with the vinegar, you can emulsify the two so that the tiny drops of oil are dispersed across the volume of vinegar and the texture of the salad dressing is satisfying. Emulsify comes from the Latin word emulsus, or "milked out."

Keep Reading on Vocabulary.com

Vocabulary lists containing emulsify

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

The therapy is a diglyceride formulation -- two omega-3 fatty acids, DHA and EPA, bound to a glyceride molecule -- which enhances their ability to emulsify into tiny, concentrated particles.

From Science Daily Jun. 6, 2024

Mustard adds to a vinaigrette in two ways: It adds heat, flavor and dimension, and it helps emulsify or thicken the dressing.

From Washington Times Jun. 2, 2023

Butter can be tricky to smoothly emulsify into a sauce; it helps to start with cold butter and shake the skillet back and forth as it melts, rather than stir the butter into the sauce.

From Washington Post Mar. 26, 2023

“The Good John Proctor” shares DNA with Monahon’s other plays, which thoroughly emulsify history and fiction to give voice to previously marginal figures or to connect historical events to our moment.

From New York Times Feb. 23, 2023

Weigh out agar 20 grammes and emulsify in 100 c.c. cold distilled water.

From The Elements of Bacteriological Technique A Laboratory Guide for Medical, Dental, and Technical Students. Second Edition Rewritten and Enlarged. by Eyre, J. W. H. (John William Henry)

But you’d only be partially correct since the turn emulsifies the supernatural into the ludicrous.

From Salon Sep. 13, 2023

That film’s title gets reappropriated in the director Lana Wilson’s absorbing documentary, “Pretty Baby: Brooke Shields,” which emulsifies its biography of Shields with lucid insights into the culture that shaped her.

From New York Times Apr. 3, 2023

The mixture will split at first, but keep on whisking until it emulsifies.

From Seattle Times Oct. 12, 2021

Did you know molasses emulsifies the olive oil and keeps the little fat molecules from stumbling into each other, thus allowing the oil and vinegar to mix?

From The New Yorker Jan. 6, 2020

The washing of wool is in the main a mechanical process, in which the water dissolves out the suint while the soap emulsifies the yolk and thus removes it from the fibre.

From Encyclopaedia Britannica, 11th Edition, Volume 4, Slice 1 "Bisharin" to "Bohea" by Various

Even a simple vinaigrette could become something a little more luxe, fully emulsified.

From Salon Mar. 25, 2026

The team says that result confirmed the hypothesis that VFD processing could be a "green" one-step technique for more stable, emulsified viscous liquids.

From Science Daily Apr. 11, 2024

According to the Journal of Food Science, the ethanol also helps more evenly disperse the fat, keeping the emulsified sauce bound, glossy and creamy.

From Seattle Times Aug. 21, 2023

To get the right flavor, I ground the dry mushrooms into a powder and let it steep quickly, right in the pan, in a little of the reserved pasta water that emulsified with some butter.

From Washington Post Mar. 5, 2023

During the digestive processes the starchy, saccharine, and albuminoid elements of food are dissolved, and the fatty matters are emulsified.

From Scientific American Supplement, No. 388, June 9, 1883 by Various

Not only can the emulsion split, but you can also overcook the added emulsifying egg yolk.

From Salon Jan. 2, 2024

That’s true if you’re emulsifying the sauce by using pasta water, tossing the pasta in the sauce and adding cheese and other fats to help it cling.

From Washington Post May 9, 2022

Or it may contain additives such as “flavour enhancers, colours, emulsifiers, emulsifying salts, sweeteners, thickeners and anti-foaming, bulking, carbonating, foaming, gelling and glazing agents”.

From The Guardian Feb. 12, 2020

Milk is an emulsion of butterfat in water, with the protein casein serving as the emulsifying agent.

From Textbooks Feb. 14, 2019

I dissolve the emulsifying agent and heat the wax.

From Northern Nut Growers Report of the Proceedings at the Twenty-First Annual Meeting Cedar Rapids, Iowa, September 17, 18, and 19, 1930 by Northern Nut Growers Association

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