ERUPTIVITY
Meaning of ERUPTIVITY in English
ə̇ˌrəpˈtivəd.ē, (ˌ)ēˌr- noun
( -es )
: the state of being eruptive
return of the geyser from a dormant phase to eruptivity
Webster's New International English Dictionary.
Новый международный словарь английского языка Webster.
2012