Definition of aerosol in English:

aerosol

Syllabification: aer·o·sol
Pronunciation: /ˈerəˌsôl
 
/

noun

1A substance enclosed under pressure and able to be released as a fine spray, typically by means of a propellant gas.
More example sentences
  • Ricin is a toxin derived from the beans of the castor plant, and can easily be produced as an aerosol spray or fine powder.
  • This gas has long been used as a propellant in aerosol sprays and in refrigerators.
  • One took out an aerosol can and began spray painting green paint over the bottom of the shutters of the shop opposite.
1.1A container holding an aerosol.
More example sentences
  • These gases are released from aerosols, refrigeration units, insulating foams, and industrial plants.
  • At night, I danced with an aerosol of spray paint in my hand.
  • Such devices have been available for many years for the delivery of asthma medications in the form of small, pressurised aerosols.
1.2 Chemistry A colloidal suspension of particles dispersed in air or gas.
More example sentences
  • Scientists measure the amount of carbon dioxide, methane, sulfur aerosols, ozone, dust, and other chemicals in ice cores.
  • During the tests, aerosolized spores were captured with an aerosol sampler and suspended in a solution.
  • It is also providing critical observations of atmospheric particles, called aerosols, over the ice sheets and the rest of the world.

Origin

1920s: from aero- + sol2.

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