eruptive: Meaning and Definition of
e•rup•tive
Pronunciation: (i-rup'tiv), [key] — adj.
- bursting forth, or tending to burst forth.
- pertaining to or of the nature of an eruption.
- noting a rock formed by the eruption of molten material.
- causing or accompanied by an eruption or rash.
—n. - an eruptive rock.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.