[mal-uh-kahyt] /ˈmæl əˌkaɪt/
a green mineral, basic copper carbonate, Cu 2 CO 3 (OH) 2 , an ore of copper, used for making ornamental articles.
a ceramic ware made in imitation of this.
a bright green mineral, found in veins and in association with copper deposits. It is a source of copper and is used as an ornamental stone. Composition: hydrated copper carbonate. Formula: Cu2CO3(OH)2. Crystal structure: monoclinic
common green ore of copper, late 14c., from French, ultimately from Greek malachitis (lithos) “mallow (stone),” from malakhe “mallow” (see mallow (n.)); the mineral traditionally so called from resemblance of its color to that of the leaves of the mallow plant.
A bright-green monoclinic mineral occurring as a mass of crystals (an aggregate) with smooth or botryoidal (grape-shaped) surfaces. It is often concentrically banded in different shades of green. Malachite often occurs together with the mineral azurite in copper deposits. Chemical formula: Cu2CO3(OH)2.
/ˈmæləˌkaɪ/ noun 1. Saint. 1094–1148, Irish prelate; he became Archbishop of Armagh (1132) and founded (1142) the first Cistercian abbey in Ireland. Feast day: Nov 3
[muh-ley-shuh, -shee-uh, -see-uh] /məˈleɪ ʃə, -ʃi ə, -si ə/ noun, Pathology. 1. softening, or loss of consistency, of an organ or tissue. 2. an abnormal craving for highly spiced food. /məˈleɪʃɪə/ noun 1. the pathological softening of an organ or tissue, such as bone n. from Latin malacia “a calm at sea,” from Greek malakia […]
1. a combining form meaning “soft,” used in the formation of compound words: malacopterygian. combining form 1. denoting softness: malacology, malacostracan
[mal-uh-kol-uh-jee] /ˌmæl əˈkɒl ə dʒi/ noun 1. the science dealing with the study of mollusks. /ˌmæləˈkɒlədʒɪ/ noun 1. the branch of zoology concerned with the study of molluscs malacology (māl’ə-kŏl’ə-jē) The scientific study of mollusks.