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: something given off in or as if in a stream
: effluence sense 2
: a passing away : expiration
1647, in the meaning defined at sense 1
Medieval Latin effluxus, from effluere
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: something that is given off in or as if in a stream
the red-blood-cell sodium ion efflux
: the action or process of flowing or seeming to flow out
the uptake and efflux of sodium ions
More from Merriam-Webster on efflux
Britannica English: Translation of efflux for Arabic Speakers
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to make amends
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