neoformation

noun
neo·​for·​ma·​tion | \ -fȯr-ˈmā-shən How to pronounce neoformation (audio) \

Medical Definition of neoformation

: a new growth specifically : tumor

Other Words from neoformation

neoformative \ -​ˈfȯr-​mət-​iv How to pronounce neoformative (audio) \ adjective