emulsion

emul·sion

noun \i-ˈməl-shən\

Definition of EMULSION

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 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

—emul·sive \-ˈməl-siv\ adjective