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Diffusion vs Expansion - What's the difference?

diffusion | expansion | Synonyms |

As nouns the difference between diffusion and expansion

is that diffusion is the act of diffusing or dispersing something, or the property of being diffused or dispersed; dispersion while expansion is the act or process of expanding.

diffusion

English

Noun

(en noun)
  • the act of diffusing or dispersing something, or the property of being diffused or dispersed; dispersion
  • (physics) the scattering of light by reflection from a rough surface, or by passage through a translucent medium
  • (physics) the intermingling of the molecules of a fluid due to random thermal agitation
  • the spread of cultural or linguistic practices, or social institutions, in one or more communities
  • (physics, weather) Exchange of airborne media between regions in space in an apparently random motion of a small scale.
  • the movement of water vapor from regions of high concentration (high water vapor pressure) toward regions of lower concentration.
  • expansion

    English

    Noun

  • The act or process of expanding.
  • The expansion of metals and plastics in response to heat is well understood.
  • The fractional change in unit length per unit length per unit temperature change.
  • A new addition.
  • My new office is in the expansion behind the main building.
  • A product to be used with a previous product.
  • This expansion requires the original game board.
  • That which is expanded; expanse; extended surface.
  • * Beattie
  • the starred expansion of the skies
  • (steam engines) The operation of steam in a cylinder after its communication with the boiler has been cut off, by which it continues to exert pressure upon the moving piston.
  • Antonyms

    * (act of expanding) contraction

    Derived terms

    * expansionism * expansion joint * expansion team * expansion cleat * expansion pack