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alkaline-earth metal

[al-kuh-lahyn-urth, -lin-] /ˈæl kəˌlaɪnˈɜrθ, -lɪn-/
noun, Chemistry
1.
any of the group of bivalent metals including barium, radium, strontium, calcium, and, usually, magnesium, the hydroxides of which are alkalis but less soluble than those of the alkali metals.
Origin
1900-1905
1900-05
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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alkaline earth metal in Medicine

alkaline-earth metal n.
Any of a group of metallic elements including calcium, strontium, magnesium, barium, beryllium, and radium.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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alkaline earth metal in Science
alkaline-earth metal  
Any of a group of metallic elements that includes beryllium, magnesium, calcium, strontium, barium, and radium. Because the alkaline-earth metals have two electrons in their outer shell, they react easily with other elements and are found in nature only in compounds. See Periodic Table.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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