Meaning of FLUX in English

FLUX

I. ˈfləks noun

Etymology: Middle English, from Anglo-French & Medieval Latin; Anglo-French, from Medieval Latin fluxus, from Latin, flow, from fluere to flow — more at fluid

Date: 14th century

1. : a flowing of fluid from the body: as

a. : diarrhea

b. : dysentery

2. : a continuous moving on or passing by (as of a stream)

3. : a continued flow : flood

4.

a. : influx

b. : change , fluctuation

in a state of flux

5. : 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

6. : the rate of transfer of fluid, particles, or energy across a given surface

II. verb

Date: 15th century

transitive verb

1. : to cause to become fluid

2. : to treat with a flux

intransitive verb

: to become fluid : fuse

Merriam-Webster's Collegiate English vocabulary.      Энциклопедический словарь английского языка Merriam Webster.