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Diffuse vs Perfuse - What's the difference?

diffuse | perfuse |

In transitive terms the difference between diffuse and perfuse

is that diffuse is to spread over or through as in air, water, or other matter, especially by fluid motion or passive means while perfuse is to force a fluid to flow over or through something, especially through an organ of the body.

As an adjective diffuse

is everywhere or throughout everything; not focused or concentrated.

diffuse

English

Etymology 1

(etyl), from (etyl) diffusus, past participle of

Verb

(diffus)
  • To spread over or through as in air, water, or other matter, especially by fluid motion or passive means.
  • * Whewell
  • We find this knowledge diffused among all civilized nations.
  • To be spread over or through as in air, water, or other matter, especially by fluid motion or passive means.
  • Food coloring diffuses in water.
    The riot diffused quite suddenly.
    Derived terms
    * diffuser

    Etymology 2

    (etyl) diffusus

    Adjective

    (en adjective)
  • Everywhere or throughout everything; not focused or concentrated.
  • Such a diffuse effort is unlikely to produce good results.
    Derived terms
    * diffusely

    perfuse

    English

    Verb

    (perfus)
  • To permeate or suffuse something, either with a liquid or with light
  • To force a fluid to flow over or through something, especially through an organ of the body