alkali metal

metal /met·al/ (met´'l) any element marked by luster, malleability, ductility, and conductivity of electricity and heat and which will ionize positively in solution.metal´lic

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alkali metal  any of a group of monovalent metals, including lithium, sodium, potassium, rubidium, and cesium.

heavy metal  one with a high specific gravity, usually defined as over 5.0; some cause heavy metal poisoning.

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alkali metal

n.

Any of a group of soft, white, low-density, low-melting, highly reactive metallic elements, including lithium, sodium, potassium, rubidium, cesium, and francium.

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metal

any chemical element marked by luster, malleability, ductility and conductivity of electricity and heat, and which will ionize positively in solution.

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alkali metal

one of a group of monovalent elements including lithium, sodium, potassium, rubidium and cesium.

metal detector

a portable electronic device used to detect metal in the reticulum of cows. Most clinically normal cows fed on prepared rations give positive results.

metal implants

see implant.

metal retriever

a long, probang-like instrument, passed orally into the reticulum in cattle for the retrieval of metallic foreign bodies that might cause traumatic reticuloperitonitis.