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Adjective eruptive has 3 senses
- eruptive, volcanic - 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"
Antonym: intrusive (indirect, via extrusive)
- irruptive, eruptive, plutonic - of igneous rock that has solidified beneath the earth's surface; granite or diorite or gabbro
Antonym: extrusive (indirect, via intrusive)
- eruptive - erupting or tending to erupt; "a geyser is an intermittently eruptive hot spring"
Antonyms: dormant, inactive (indirect, via extinct, active)
Antonyms: extinct, inactive (indirect, via active, dormant)
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