Definition of efflux in English:



  • 1The flowing out of a particular substance or particle.

    • ‘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.’
    • ‘Later, the efflux of solutes from chloroplasts was measured.’
    • ‘The scary aspect of this is that calcium ion efflux occurs at intensities and field strengths that are extremely low.’
    • ‘The first step in this process is calcium ion efflux from the cells.’
    1. 1.1Material flowing out.
      • ‘Efflux was then measured in tubes containing an assay layer without added Glc.’
      • ‘Together, these findings are consistent with the current being carried by a burst of Cl - efflux through Cl - permeable channels that activate almost simultaneously.’
      • ‘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.’
      • ‘Diverse mechanisms may be responsible for the development of resistance for Cr in microbes, including chromate efflux 85.’
      • ‘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.’
    2. 1.2
      another term for effluxion


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