deflorescence
noun
de·flo·res·cence
| \ ˌdef-lə-ˈres-ᵊn(t)s; ˌdē-ˌflōr-ˈes-
, -ˌflȯr-
\
, -ˌflȯr-
\
Medical Definition of deflorescence
: the fading or disappearance of the eruption in an exanthematous disease