aerosol

 
Pronunciation: /ˈɛːrəsɒl/

noun

  • a substance enclosed under pressure and released as a fine spray by means of a propellant gas.
  • a container holding an aerosol.
  • Chemistry a colloidal suspension of particles dispersed in air or gas: the organisms are spread in the aerosols generated by showers

Origin:

1920s: from aero- + sol2