emanation

The act of flowing or proceeding (of something, quality, or feeling) from a source or origin.

That which issues, flows, or proceeds from any object as a source; efflux; an effluence.

Perfume is an emanation from a flower.

Her love for Francis Evelyn was an emanation of that romance which is in the heart of every girl; her preference was as much circumstance as choice, and strengthened by no comparison.

(physics, chemistry) The element radon (Rn)

The generation of the Son and the procession of the Holy Spirit, as distinct from the origination of created beings.