[met-uh-soh-muh-tiz-uh m] /ˌmɛt əˈsoʊ məˌtɪz əm/
the series of metamorphic processes whereby chemical changes occur in minerals or rocks as a result of the introduction of material, often in hot aqueous solutions, from external sources.
change in the composition of a rock or mineral by the addition or replacement of chemicals
metasomatism (mět’ə-sō’mə-tĭz’əm) also metasomatosis
The process by which the chemical composition of a rock is changed through the introduction or extraction of chemicals dissolved in fluids that migrate through the rock’s pores. Metasomatism often results in the formation of new minerals, especially metal ore deposits.
[met-uh-stey-buh l, met-uh-stey-] /ˈmɛt əˌsteɪ bəl, ˌmɛt əˈsteɪ-/ adjective 1. Metallurgy. chemically unstable in the absence of certain conditions that would induce stability, but not liable to spontaneous transformation. 2. Also, labile. Physics, Chemistry. pertaining to a body or system existing at an energy level (metastable state) above that of a more state and requiring […]
[muh-tas-tuh-sis] /məˈtæs tə sɪs/ noun, plural metastases [muh-tas-tuh-seez] /məˈtæs təˌsiz/ (Show IPA) 1. Pathology. 2. (def 3). 3. Rhetoric. a rapid transition, as from one subject to another. 4. Physics. a change in position or orbit of an elementary particle. /mɪˈtæstəsɪs/ noun (pl) -ses (-ˌsiːz) 1. (pathol) the spreading of a disease, esp cancer cells, […]
[me-tah-stah-zyaw] /ˌmɛ tɑˈstɑ zyɔ/ noun 1. (Pietro Antonio Domenico Bonaventura Trapassi) 1698–1782, Italian poet and dramatist. /Italian metasˈtaːzjo/ noun 1. Pietro (ˈpjɛːtro), original name Pietro Antonio Domenico Trapassi. 1698–1782, Italian poet and librettist; Viennese court poet (from 1730). His works include La clemenza di Tito (1732)
[muh-tas-tuh-sahyz] /məˈtæs təˌsaɪz/ verb (used without object), metastasized, metastasizing. 1. Pathology. (of malignant cells or disease-producing organisms) to spread to other parts of the body by way of the blood or lymphatic vessels or membranous surfaces. 2. to spread injuriously: Street gangs have metastasized in our city. 3. to transform, especially into a dangerous form: […]