Definition of aerosol in English:



  • 1A substance enclosed under pressure and released as a fine spray by means of a propellant gas.

    • ‘One took out an aerosol can and began spray painting green paint over the bottom of the shutters of the shop opposite.’
    • ‘Now take an aerosol can of hair spray lacquer and wave it a few times over the sheet.’
    • ‘Because the release of aerosols is centered over land, its cooling effects tend to be localized over continents.’
    • ‘They have uses as propellants in aerosol spray cans, refrigerant gases, and foaming agents for blown plastics.’
    • ‘Ricin is a toxin derived from the beans of the castor plant, and can easily be produced as an aerosol spray or fine powder.’
    • ‘Although many nerve agents are called gases, they're actually liquids that can be released as an aerosol or mixed with other liquids.’
    • ‘Rapidly dissolving tablets and an aerosol spray are available for sublingual use.’
    • ‘Methods of delivery include drug-filled rubber bullets, aerosol sprays and dosing a people's food or water supplies.’
    • ‘I hear the spray of an aerosol can and smell men's aftershave.’
    • ‘One of the two accomplices attempted to spray an aerosol in her face before the gang fled empty-handed.’
    • ‘One day he comes up with this idea to make dog poop disappear with an aerosol spray…’
    • ‘Stepping from the shadows, Reed extended his hand and sprayed the aerosol in the soldier's face.’
    • ‘Spraying rooms with an aerosol material will not eliminate mildew problems.’
    • ‘Also, of course, there are the wider concerns about environmental damage from aerosols and litter from packaging.’
    • ‘This gas has long been used as a propellant in aerosol sprays and in refrigerators.’
    • ‘She shakes an aerosol can and sprays their coats, their heads, their tiny outstretched hands.’
    • ‘Space sprays or aerosols can be effective for rapid knockdown and kill of adult flies present during the application.’
    • ‘The last thing he remembered was gasping with pain when someone sprayed an aerosol mist in his face as he left a crowded elevator.’
    • ‘A fine mist is created as water passes over a high-frequency ultrasonic nebulizer - a device that creates an aerosol spray.’
    • ‘Another brand new label and debut release, this one's attractively packaged in an aerosol sprayed card sleeve.’
    atomizer, vaporizer, sprinkler
    View synonyms
    1. 1.1 A container holding an aerosol.
      • ‘Such devices have been available for many years for the delivery of asthma medications in the form of small, pressurised aerosols.’
      • ‘At night, I danced with an aerosol of spray paint in my hand.’
      • ‘These gases are released from aerosols, refrigeration units, insulating foams, and industrial plants.’
      • ‘You've seen James Bond wasting that snake in the film using his hair spray aerosol.’
      • ‘The new drive-thru will cover everything from glass, paper, cans, aerosols, scrap metal, plastic bottles and textiles.’
    2. 1.2Chemistry A colloidal suspension of particles dispersed in air or gas.
      ‘the organisms are spread in the aerosols generated by showers’
      • ‘During the tests, aerosolized spores were captured with an aerosol sampler and suspended in a solution.’
      • ‘Scientists measure the amount of carbon dioxide, methane, sulfur aerosols, ozone, dust, and other chemicals in ice cores.’
      • ‘This blister agent is a liquid at room temperature, but it can also be dispersed as an aerosol.’
      • ‘Research indicates that the transport of odors is also associated with dust particles or aerosols.’
      • ‘It is also providing critical observations of atmospheric particles, called aerosols, over the ice sheets and the rest of the world.’
      mixture, mix, blend, compound, suspension, tincture, infusion, emulsion, colloid, gel, fluid
      View synonyms


1920s: from aero- + sol.