EF'FLUX, noun [Latin effluxus, from effluo, to flow out.] 1. The act of flowing out, or issuing in a stream; as an efflux of matter from an ulcer. 2. Effusion; flow; as the first efflux of men's piety. 3. That which flows out; emanation. Light--efflux divine. EFFLUX', verb intransitive To run or flow away. [Not used.]
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI