emulsion

noun

emul·​sion i-ˈməl-shən How to pronounce emulsion (audio)
1
a
: a system (such as fat in milk) consisting of a liquid dispersed with or without an emulsifier in an immiscible liquid usually in droplets of larger than colloidal size
b
: the state of such a system
2
: suspension sense 2b(3)
especially : a suspension of a sensitive silver salt or a mixture of silver halides in a viscous medium (such as a gelatin solution) forming a coating on photographic plates, film, or paper

Examples of emulsion in a Sentence

milk is basically an oil-in-water emulsion
Recent Examples on the Web Organic and synthetic Organic fertilizers such as blood meal, bone meal, cottonseed meal and fish emulsion are derived from the remains of living organisms. Rita Perwich, San Diego Union-Tribune, 3 Feb. 2024 Fertilizer Feed plants every three to four weeks during the growing season—use an acid fertilizer, fish emulsion, blood meal, or even coffee grounds. Steve Bender, Southern Living, 25 Jan. 2024 Once the exposure period was over, the emulsions were developed the next day. Jennifer Ouellette, Ars Technica, 15 May 2023 The artist achieves this effect by dropping strands of a soft material onto an exposure unit, which uses ultraviolet light to fix an emulsion onto a template for printing. Mark Jenkins, Washington Post, 15 Mar. 2024 During the ’30s to the early ’50s, that period also lines up with really good lab work happening and also a higher density of silver content in the emulsions of film during that time. Mark Olsen, Los Angeles Times, 16 Feb. 2024 Containerized plants may require fertilization several times during the year; an occasional liquid feeding with fish emulsion or seaweed, combined with application of slow-release Osmocote granules should keep your potted citrus happy. Joshua Siskin, Orange County Register, 27 Jan. 2024 The dripping richness of beef fat was mimicked by an emulsion of mushroom tea and de-aromatized coconut fat. Pete Wells, New York Times, 30 Jan. 2024 The author was thinking about modern chemistry, which in various emulsions (or whatever they are called) has located substances and forms that in some ways behave like living matter. IEEE Spectrum, 16 Jan. 2024

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'emulsion.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

Etymology

New Latin emulsion-, emulsio, from Latin emulgēre to milk out, from e- + mulgēre to milk; akin to Old English melcan to milk, Greek amelgein

First Known Use

1612, in the meaning defined at sense 1a

Time Traveler
The first known use of emulsion was in 1612

Dictionary Entries Near emulsion

Cite this Entry

“Emulsion.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/emulsion. Accessed 28 Apr. 2024.

Kids Definition

emulsion

noun
emul·​sion i-ˈməl-shən How to pronounce emulsion (audio)
: a material consisting of a mixture of liquids that do not dissolve in each other and having droplets of one liquid scattered throughout the other
an emulsion of oil in water

Medical Definition

emulsion

noun
emul·​sion i-ˈməl-shən How to pronounce emulsion (audio)
1
a
: a system (as fat in milk) consisting of a liquid dispersed with or without an emulsifier in an immiscible liquid usually in droplets of larger than colloidal size
b
: the state of such a system
2
: suspension sense 2
especially : a suspension of a sensitive silver salt or a mixture of halides of silver in a viscous medium (as a gelatin solution) forming a coating on photographic plates, film, or paper
emulsive adjective

More from Merriam-Webster on emulsion

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!