Dictionary: A   B   C   D   E   F   G   H   I   J   K   L   M   N   O   P   Q   R   S   T   U   V   W   X   Y   Z

Intrusive rock


in geology, magma forced into cavities or cracks of other rocks and crystallized but not reaching the surface; also called plutonic rock , igneous intrusive rock

In composition, intrusive rocks include the entire sequence of igneous rock types from the dense and dark ultramafic peridotites to the very light-colored and low-density alkali granites and syenites.
Word Origin



Read Also:

  • Intrusive testing

    testing Testing that collects timing and processing information during program execution that may change the behaviour of the software from its behavior in a real environment. Intrusive testing usually involves additional code embedded in the software being tested or additional processes running concurrently with software being tested on the same processor. (1996-12-01)

  • Intrust

    [in-truhst] /ɪnˈtrʌst/ verb (used with object) 1. . /ɪnˈtrʌst/ verb 1. a less common spelling of entrust

  • Intrusted

    [in-truhst] /ɪnˈtrʌst/ verb (used with object) 1. . /ɪnˈtrʌst/ verb 1. a less common spelling of entrust

  • Intubate

    [in-too-beyt, -tyoo-] /ˈɪn tʊˌbeɪt, -tyʊ-/ verb (used with object), intubated, intubating. Medicine/Medical. 1. to insert a tube into (the larynx or the like). 2. to treat by inserting a tube, as into the larynx. /ˈɪntjʊˌbeɪt/ verb 1. (transitive) (med) to insert a tube or cannula into (a hollow organ); cannulate v. 1610s, “to form into […]

Disclaimer: Intrusive rock definition / meaning should not be considered complete, up to date, and is not intended to be used in place of a visit, consultation, or advice of a legal, medical, or any other professional. All content on this website is for informational purposes only.