emulsion

Definition

A stable suspension of small droplets of one liquid in another with which it is immiscible.

Etymology

Borrowed from French émulsion, from New Latin ēmulsiō, ēmulsiōnis, based on Latin ēmulgeō (“I milk out, extract”).

Example Sentences

• "Mayonnaise is an emulsion where egg is used to keep oil and water mixed."
• "When an ultrasonic beam is fired at the microcannons, the emulsion evaporates, expanding rapidly into gas. This creates enough force to push the nanobullets out at velocities reaching several metres per second."