/air"euh sawl', -sol'/ , n.
1. Physical Chem. a system of colloidal particles dispersed in a gas; smoke or fog.
2. a liquid substance, as a disinfectant or deodorant, sealed in a metal container under pressure with an inert gas or other activating agent and released as a spray or foam through a push-button valve or nozzle: an aerosol for cleaning ovens.
3. See aerosol bomb .
4. of or containing a liquid or gas under pressure for dispensing as a spray or foam: a deodorant available in aerosol cans.
[ 1920-25; AERO- + SOL 4 ]