Diffusion vs Contagious - What's the difference?

diffusion | contagious |


As a noun diffusion

is diffusion (physics: the intermingling of the molecules of a fluid due to random thermal agitation).

As an adjective contagious is

of a disease, easily transmitted to others.

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.
  • contagious

    Adjective

    (en adjective)
  • Of a disease, easily transmitted to others.
  • The flu was so contagious that everybody in town got sick!
  • Of a fashion, laughter, etc., easily passed on to others.
  • Wearing jeans was a contagious fad at that time.
  • Of a person, having a disease that can be transmitted to another person by touch.
  • They were highly contagious , spreading bacteria to other people.

    Synonyms

    * (of a disease) catching, infectious * infectious

    Antonyms

    * non-contagious

    Derived terms

    * contagiousness * contagion