Eruptive /(?)/
E·rup·tive
Eruptive
a.
-
Breaking out or bursting forth.
The sudden glance Appears far south eruptive through the cloud.
- Attended with eruption or efflorescence, or producing it; as, an eruptive fever. (Med.)
- Produced by eruption; as, eruptive rocks, such as the igneous or volcanic. (Geol.)
Eruptive
n.
- An eruptive rock. (Geol.)