Aerosol (noun) Definition, Meaning & Examples

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noun
  1. a system of colloidal particles dispersed in a gas and commonly formed as smoke, fog, mist, haze, or smog: a radioactive aerosol;aerosols in the stratosphere.
  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. a mist that lingers in the air, composed of fine particles (less than 5 micrometers in diameter) that form from the evaporation of respiratory droplets (5–10 micrometers in diameter) released into the air through talking, breathing, singing, whistling, coughing, sneezing, etc.: Recommended precautions against virus-laden aerosols vary according to the type of virus.
  4. aerosol bomb.
adjective
  1. of or containing a liquid or gas under pressure for dispensing as a spray or foam: a deodorant available in aerosol cans.
noun
  1. a colloidal dispersion of solid or liquid particles in a gas; smoke or fog
  2. a substance, such as a paint, polish, or insecticide, dispensed from a small metal container by a propellant under pressure
  3. such a substance together with its container
    Aerosol (noun) Definition, Meaning & Examples

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