A flowing out or forth
(--- Chemistry) Any of several radioactive gases that are isotopes of radon and are products of radioactive decay.
Something that is discharged, released, emitted, or excreted:
The amount flowing out:
A sudden copious outflow:
A release or display of strong feeling
Spate is a British term for a heavy rainstorm that results in flash floods.
A flowing in; inflow, as of a liquid, gas, etc.
The act or process of flowing in or into:
Find another word for efflux. In this page you can discover 18 synonyms, antonyms, idiomatic expressions, and related words for efflux, like: effluence, emanation, discharge, outflow, gush, outpour, outpouring, spate, move, influx and inflow.