Definition of efflux in English:

efflux

noun

technical
  • 1[mass noun] The flowing out of a substance or particle:

    ‘the same active efflux of sodium from the cytoplasm to the external medium’
    • ‘Later, the efflux of solutes from chloroplasts was measured.’
    • ‘In this study, glucose uptake and efflux from border cells was measured in vitro.’
    • ‘For the first category of compounds, it is the cell wall, together with the outer membrane and associated proteins, which presents a potential barrier to influx and efflux of chemical compounds.’
    • ‘The first step in this process is calcium ion efflux from the cells.’
    • ‘The scary aspect of this is that calcium ion efflux occurs at intensities and field strengths that are extremely low.’
    1. 1.1 Material that is flowing out:
      ‘the routing for the jet efflux also needs to be considered’
      • ‘Diverse mechanisms may be responsible for the development of resistance for Cr in microbes, including chromate efflux 85.’
      • ‘It is a feature of the results in Fig.2 that sucrose efflux and K + efflux respond similarly to rises in turgor, including the larger rise at highest turgor seen in P. vulgaris though not always in V. faba.’
      • ‘Together, these findings are consistent with the current being carried by a burst of Cl - efflux through Cl - permeable channels that activate almost simultaneously.’
      • ‘Efflux was then measured in tubes containing an assay layer without added Glc.’
      • ‘So, by such a transport inhibition of ketone body efflux from the liver, the brain is deprived of those energetic compounds leading to lower BDH activity.’

Origin

Mid 16th century: from medieval Latin effluxus, from effluere flow out.

Pronunciation

efflux

/ˈɛflʌks/