coarctation vs compression

coarctation and compression both are nouns.

Word	Noun	Adjective	Verb	Adverb
coarctation	Yes	No	No	No
compression	Yes	No	No	No

As nouns, compression is a hypernym of coarctation; that is, compression is a word with a broader meaning than coarctation:

Other hypernyms of coarctation include condensation, contraction.

coarctation (noun)	compression (noun)
(biology) a narrowing or constriction of a vessel or canal; especially a congenital narrowing of the aorta	applying pressure
tight or narrow compression	encoding information while reducing the bandwidth or bits required
	the process or result of becoming smaller or pressed together
	an increase in the density of something