You searched for: “hypabyssally
hypabyssally (adverb), more hypabyssally, most hypabyssally
Solidifying primarily as a minor intrusion; especially, as a dike or sill (a vertical or near-vertical mass of igneous rock that has forced its way upward through overlying strata), before reaching the surface: The hypabyssally formed rock was perceived by the drilling company as a serious impediment to their operations.
This entry is located in the following unit: abysso-, abyss-, abys- (page 1)