Main Entry:

aero·sol

Pronunciation:

\ˈer-ə-ˌsäl, -ˌsȯl\

Function:

noun

Etymology:

aer- + ⁴sol

Date:

1923

1: a suspension of fine solid or liquid particles in gas <smoke, fog, and mist are aerosols> ; also plural : the fine particles of an aerosol <stratospheric aerosols>2: a substance (as an insecticide or medicine) dispensed from a pressurized container as an aerosol ; also : the container for this