Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

emulsion

play
noun emul·sion \i-ˈməl-shən\

Simple Definition of emulsion

  • : a mixture of liquids

  • : a thin coating on photographic film or paper that contains chemicals which are sensitive to light

Source: Merriam-Webster's Learner's Dictionary

Full Definition of emulsion

  1. 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. 2 :  suspension 2b(3); especially :  a suspension of a sensitive silver salt or a mixture of silver halides in a viscous medium (as a gelatin solution) forming a coating on photographic plates, film, or paper

Examples of emulsion in a sentence

  1. <milk is basically an oil-in-water emulsion>



Origin and Etymology of emulsion

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

Other Pictures (on film) Terms


EMULSION Defined for Kids

emulsion

play
noun emul·sion \i-ˈməl-shən\

Definition of emulsion for Students

  1. :  two liquids mixed together so that tiny drops of one liquid are scattered throughout the other




Medical Dictionary

emulsion

play
noun emul·sion \i-ˈməl-shən\

Medical Definition of emulsion

  1. 1a:  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 sizeb:  the state of such a system

  2. 2:  suspension 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

\-ˈməl-siv\play adjective




Seen and Heard

What made you want to look up emulsion? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

in the capacity or character of

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

fox-in-summer-forest

Which of these is a synonym of inchoate?

formless frightening experimental massive
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ