quellung vs quellung reaction

quellung and quellung reaction both are nouns.

Word	Noun	Adjective	Verb	Adverb
quellung	Yes	No	No	No
quellung reaction	Yes	No	No	No

As nouns, quellung and quellung reaction are synonyms defined as:

quellung and quellung reaction: the swelling of the capsule surrounding a microorganism after reaction with an antibody; the basis of certain tests for identifying microorganisms

quellung (noun)	quellung reaction (noun)
the swelling of the capsule surrounding a microorganism after reaction with an antibody; the basis of certain tests for identifying microorganisms	the swelling of the capsule surrounding a microorganism after reaction with an antibody; the basis of certain tests for identifying microorganisms