efflux

noun

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ef·flux | \ ˈe-ˌfləks

Definition of efflux

1 : something given off in or as if in a stream

2a : effluence sense 2

b : a passing away : expiration

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Examples of efflux in a Sentence

Recent Examples on the Web The virus Chan selected latches on to what is known as an efflux pump on the bacterial cell wall. — Charles Schmidt, Scientific American, "Phage Therapy Could Beat Drug-Resistant Illnesses," 1 Nov. 2019 Zwicker discovered that this chemical influx and efflux will exactly counterbalance each other when an active droplet reaches a certain volume, causing the droplet to stop growing. — Quanta Magazine, "Dividing Droplets Could Explain Life’s Origin," 19 Jan. 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'efflux.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.