Word: emulsion
A stable suspension of small droplets of one liquid in another with which it is immiscible. Example: Mayonnaise is an emulsion where egg is used to keep oil and water mixed.
A colloid in which both phases are liquid.
The coating of photosensitive silver halide grains in a thin gelatine layer on a photographic film.
You can find a list of possible crossword clues for EMULSION below.