aerosol


aerosol

noun

  1. Physical Chemistry. a system of colloidal particles dispersed in a gas; smoke or fog.
  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. 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. Also called: air spray such a substance together with its container
n.

1919, from aero- “air” + first syllable in solution. A term in physics; modern commercial application is from 1940s.

n.

  1. A gaseous suspension of fine solid or liquid particles.
  2. A substance, such as a drug containing therapeutically active ingredients, packaged under pressure with a gaseous propellant for release as a spray of fine particles.

  1. A substance consisting of very fine particles of a liquid or solid suspended in a gas. Mist, which consists of very fine droplets of water in air, is an aerosol. Compare emulsion foam.
  2. A liquid substance, such as paint, an insecticide, or a hair spray, packaged under pressure for use or application as a fine spray.

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