Found 2 items, similar to Extrusive.
English → English (WordNet)
Definition: extrusive
extrusive
adj : of rock material; forced out while molten through cracks in
the earth's surface [ant:
intrusive]
English → English (gcide)
Definition: Extrusive
Extrusive
\Ex*tru"sive\, a. [See
Extrude.] (Geol.)
Forced out at the surface; as, extrusive rocks; -- contrasted
with
intrusive.
[Webster 1913 Suppl.]