EXTRUSIVE
Source: 567
Ex‐tru″sive (?), a. [[See Extrude.]] (Geol.) Forced out at the surface; as, extrusive rocks; — contrasted with intrusive.
Source: 567
Ex‐tru″sive (?), a. [[See Extrude.]] (Geol.) Forced out at the surface; as, extrusive rocks; — contrasted with intrusive.