The Collaborative International Dictionary
Promanation
Promanation \Prom`a*na"tion\, n. [Pref. pro- + L. manatio a
flowing, fr. manare to flow.]
The act of flowing forth; emanation; efflux. [Obs.]
--Dr. H.
More.
Wiktionary
promanation
n. (context obsolete English) The act of flowing forth; emanation.