See intrusive rock
[ploot-n-iz-uh m] /ˈplut nˌɪz əm/ noun, Geology. 1. the intrusion of magma and associated deep-seated processes within the earth’s crust. 2. (often initial capital letter) the disproven theory that all rocks formed by solidification of a molten mass, promulgated by Scottish geologist James Hutton (1726–97).
[ploo-toh-nee-uh m] /pluˈtoʊ ni əm/ noun, Chemistry, Physics. 1. a transuranic element with a fissile isotope of mass number 239 (plutonium 239) that can be produced from non-fissile uranium 238, as in a breeder reactor. Symbol: Pu; atomic number: 94. /pluːˈtəʊnɪəm/ noun 1. a highly toxic metallic transuranic element. It occurs in trace amounts in […]
/ˈpluːtʊs/ noun 1. the Greek god of wealth
[ploo-vee-uh l] /ˈplu vi əl/ adjective 1. of or relating to rain, especially much rain; rainy. 2. Geology. occurring through the action of rain. noun 3. Geology. a rainy period formerly regarded as coeval with a glacial age, but now recognized as episodic and, in the tropics, as characteristic of interglacial ages. /ˈpluːvɪəl/ adjective 1. […]