noun \ˈfləks\

: a series of changes : continuous change

: a substance used for helping to melt or join metals

Full Definition of FLUX

:  a flowing of fluid from the body: as
a :  diarrhea
b :  dysentery
:  a continuous moving on or passing by (as of a stream)
:  a continued flow :  flood
a :  influx
b :  change, fluctuation <in a state of flux>
:  a substance used to promote fusion (as of metals or minerals); especially :  one (as rosin) applied to surfaces to be joined by soldering, brazing, or welding to clean and free them from oxide and promote their union
:  the rate of transfer of fluid, particles, or energy across a given surface

Examples of FLUX

  1. <the English language is always in a state of flux>
  2. <January typically brings a great flux of returns to department stores.>

Origin of FLUX

Middle English, from Anglo-French & Medieval Latin; Anglo-French, from Medieval Latin fluxus, from Latin, flow, from fluere to flow — more at fluid
First Known Use: 14th century

Other Physiology Terms

eructation, gustatory, menarche, myopia, senescence, torpor

Rhymes with FLUX



Definition of FLUX

transitive verb
:  to cause to become fluid
:  to treat with a flux
intransitive verb
:  to become fluid :  fuse

Examples of FLUX

  1. <a solid will flux more quickly under pressure>

First Known Use of FLUX

15th century

Related to FLUX

Medical Dictionary


noun \ˈfləks\

Medical Definition of FLUX

a :  a flowing or discharge of fluid from the body especially when excessive or abnormal: as (1) :  diarrhea (2) :  dysentery b :  the matter discharged in a flux
:  the rate of transfer of fluid, particles, or energy across a given surface
July 27, 2015
yaw Hear it
to move off course or to alternate
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