angiotensin-converting enzyme vs ACE

angiotensin-converting enzyme and ACE both are nouns.

Word	Noun	Adjective	Verb	Adverb
angiotensin-converting enzyme	Yes	No	No	No
ACE	Yes	No	No	No

As nouns, angiotensin-converting enzyme and ACE are synonyms defined as:

angiotensin-converting enzyme and ACE: proteolytic enzyme that converts angiotensin I into angiotensin II

Other synonyms of angiotensin-converting enzyme include angiotensin converting enzyme.

angiotensin-converting enzyme (noun)	ACE (noun)
proteolytic enzyme that converts angiotensin I into angiotensin II	a major strategic headquarters of NATO; safeguards an area extending from Norway to Turkey
	proteolytic enzyme that converts angiotensin I into angiotensin II