posteruptive
adjective
post·erup·tive ˌpōst-i-ˈrəp-tiv 
: occurring after an eruption (such as a volcanic eruption or the eruption of a tooth)
… directly involved in research on the posteruptive soils of Mount St. Helens …
Fiorenzo C. Ugolini
Fiorenzo C. Ugoliniposteruptive changes in tooth enamel
Word History
First Known Use
1930, in the meaning defined above
Medical Definition
posteruptive
adjective
post·erup·tive ˌpōst-i-ˈrəp-tiv
: occurring or forming after eruption (as of the teeth)