Definitions for "Eruptive"
Produced by eruption; as, eruptive rocks, such as the igneous or volcanic.
An eruptive rock.
igneous rock produced by eruption and solidified on or near the earth's surface; rhyolite or andesite or basalt; "volcanic rock includes the volcanic glass obsidian"
Attended with eruption or efflorescence, or producing it; as, an eruptive fever.
erupting or tending to erupt; "a geyser is an intermittently eruptive hot spring"
Solar activity levels with at least one radio event and several chromospheric events per day.
Keywords:  bursting, forth, breaking
Breaking out or bursting forth.