metamorphic rock

== English == === Pronunciation === === Noun === metamorphic rock (countable and uncountable, plural metamorphic rocks) (geology) one of the major groups of rock that makes up the crust of the Earth; consists of pre-existing rock mass in which new minerals or textures are formed at higher temperatures and greater pressures than those present on the Earth's surface. Hypernyms: rock, stone < material Hyponyms: marble; more at Wikipedia Coordinate terms: igneous rock, sedimentary rock ==== Translations ====