Oxford Advanced American Dictionary

Definition of aerosol noun from the Oxford Advanced Learner's Dictionary

aerosol

noun
aerosol pronunciation English ˈeərəsɒl aerosol pronunciation American ˈerəsɔːl aerosol pronunciation American ˈerəsɑːl
 
a metal container in which a liquid such as paint or hairspray is kept under pressure and released as a spray
ozone-friendly aerosolsan aerosol can/spray