aerosol

noun

1. A mixture of fine solid particles or liquid droplets suspended in a gaseous medium.

   “Examples of common aerosols are mist, fog, and smoke.”

   “The entire side of the barge chases itself inward, like the steel has become liquid and is running down a deain, and the metal turns bright as shock waves simply turn that thick layer of rust into an aerosol, blast it free from the steel borne on a wave of sound so powerful that it hurts Hiro down inside his chest and makes him feel sick.”

2. An aerosol can.
3. The payload (e.g. insecticide, paint, oil, cosmetics) and propellant contained by an aerosol can.
4. A colloidal system in which the dispersed phase is composed of either solid or liquid particles and in which the dispersal medium is some gas, usually air.

verb

1. (transitive)To spray with an aerosol.

   “The door entrance and space going up the steps was aerosoled just before passengers started to enter. A second spray was given after they were aboard.”