ectoplasm vs emanation

ectoplasm and emanation both are nouns.

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

As nouns, emanation is a hypernym of ectoplasm; that is, emanation is a word with a broader meaning than ectoplasm:

ectoplasm: (spiritualism) a substance supposed to emanate from the body of the medium during a trance
emanation: something that is emitted or radiated (as a gas or an odor or a light, etc.)

ectoplasm (noun)	emanation (noun)
the outer granule-free layer of cytoplasm	the act of emitting; causing to flow forth
(spiritualism) a substance supposed to emanate from the body of the medium during a trance	(theology) the origination of the Holy Spirit at Pentecost
	something that is emitted or radiated (as a gas or an odor or a light, etc.)