Emily Dickinson Lexicon

EF'FLUX, n. [L. 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. Harvey.
2. Effusion; flow; as, the first efflux of men's piety. Hammond.
3. That which flows out; emanation. Light – efflux divine. Thomson.