emanation vs emission

emanation and emission both are nouns.

Word	Noun	Adjective	Verb	Adverb
emanation	Yes	No	No	No
emission	Yes	No	No	No

As nouns, emanation and emission are synonyms defined as:

emanation (noun)	emission (noun)
the act of emitting; causing to flow forth	the act of emitting; causing to flow forth
(theology) the origination of the Holy Spirit at Pentecost	the occurrence of a flow of water (as from a pipe)
something that is emitted or radiated (as a gas or an odor or a light, etc.)	the release of electrons from parent atoms
	any of several bodily processes by which substances go out of the body
	a substance that is emitted or released