Galena



[guh-lee-nuh] /gəˈli nə/

noun
1.
a common, heavy mineral, lead sulfide, PbS, occurring in lead-gray crystals, usually cubes, and cleavable masses: the principal ore of lead.
/ɡəˈliːnə/
noun
1.
a grey mineral, found in hydrothermal veins. It is the chief source of lead. Composition: lead sulphide. Formula: PbS. Crystal structure: cubic
n.

lead ore, lead sulphide, c.1600, from Latin galena “mix of silver and lead; dross from smelting lead,” of unknown origin.
galena
(gə-lē’nə)
A gray, metallic mineral occurring in cube-shaped crystals within veins of igneous rock or in sedimentary rocks. It is the main ore of lead. Chemical formula: PbS.

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    [guh-lee-nik, -len-ik] /gəˈli nɪk, -ˈlɛn ɪk/ adjective 1. of, relating to, or containing . [gey-len-ik, guh-] /geɪˈlɛn ɪk, gə-/ adjective 1. of or relating to Galen, his principles, or his methods. 2. (usually lowercase) of or relating to or . /ɡeɪˈlɛnɪk; ɡə-/ adjective 1. of or relating to Galen or his teachings or methods

  • Galenical

    [gey-len-i-kuh l, guh-] /geɪˈlɛn ɪ kəl, gə-/ noun 1. an herb or other vegetable drug, distinguished from a mineral or chemical drug. 2. a crude drug, tincture, or decoction, distinguished from a preparation that has been refined. adjective 3. . 4. (initial capital letter) (def 1). 5. (def 2). /ɡeɪˈlɛnɪkəl; ɡə-/ noun 1. any drug […]



  • Galenic-pharmacy

    noun 1. the art or practice of preparing and dispensing galenicals.

  • Galenism

    [gey-luh-niz-uh m] /ˈgeɪ ləˌnɪz əm/ noun 1. the medical system or principles of . /ˈɡeɪlɪˌnɪzəm/ noun 1. a system of medicine based on the 84 surviving technical treatises of Galen, including the theory of the four bodily humours



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