Main definitions of fluence in English

: fluence1fluence2

fluence1

noun

British
informal
  • [mass noun] Mysterious, magical, or hypnotic power.

    ‘you've put the fluence on me, haven't you?’

Origin

Early 20th century: shortening of influence.

Pronunciation:

fluence

/ˈfluːəns/

Main definitions of fluence in English

: fluence1fluence2

fluence2

noun

Physics
  • A stream of particles crossing a unit area, usually expressed as the number of particles per second.

    ‘the model computes the expected proton fluences from solar events’
    [mass noun] ‘an ion beam of low fluence’
    • ‘Combining optical clearing with laser radiation could reduce the laser fluences required for a therapeutic effect.’
    • ‘Under these low fluences of blue light, a rapid release of glucose from starch could provide substrate for glucosylating ABA to its inactive conjugate.’
    • ‘As expected, lower fluence rates induce greater growth delays than higher fluence rates, while higher fluences result in greater growth delays than lower fluences.’
    • ‘Different concentrations of BPA and different fluences of thermal neutrons were studied.’
    • ‘The extent of bleaching is significantly different even at low applied fluences’

Origin

Early 17th century (in the sense ‘a flowing, a stream’): from French, from Latin fluentia, from fluere to flow.

Pronunciation:

fluence

/ˈfluːəns/