
A shallow intrusion of magma or the resulting solidified rock.
Found on
http://volcano.oregonstate.edu/glossary/1

A shallow intrusion of magma or the resulting solidified rock.
Found on
http://www.encyclo.co.uk/local/21455

hypabyssal, hypabyssally 1. Designating a rock in texture intermediate between plutonites (a deep-seated rock) and extrusive rocks (forced out at the surface) which are usually formed at moderate distances below the surface.; part of the vocabulary used in the science of petrology. 2. Solidifying chiefly as a minor intrusion, especially as a dike ...
Found on
http://www.wordinfo.info/words/index/info/view_unit/4/

(of an igneous rock) intermediate in texture between coarse-grained intrusive rocks and fine-grained extrusive rocks. · noting any of various minor intrusions, as dikes and sills, that have crystallized under conditions intermediate between plutonic and extrusive.
Found on
https://www.infoplease.com/dictionary/hypabyssal
No exact match found.