Definition of aerosol noun from the Oxford Advanced American Dictionary

 

aerosol

 noun
noun
NAmE//ˈɛrəˌsɔl//
 
, NAmE//‑ˌsɑl//
 
 
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a metal container in which a liquid such as paint or hairspray is kept under pressure and released as a spray ozone-friendly aerosols an aerosol can/spray
See the Oxford Advanced Learner's Dictionary entry: aerosol