Definition of "eruptive" [e•rup•tive]

• That erupts (adjective)
• That is accompanied by eruptions (adjective)
• Produced by eruption (adjective)
• An eruptive rock (noun)

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• "Long-term eruptive activity at a submarine arc volcano."
• "The principles of explanation applied to the corona may be briefly described as eruptive and electrical."
• "On Triton, "Voyager saw dark material rising up as much as 12 km above the surface, indicating some kind of eruptive activity," Elliot said."