alkaline earth

Origin of alkaline earth

First recorded in 1810–20
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for alkaline earth

Historical Examples of alkaline earth


British Dictionary definitions for alkaline earth

alkaline earth

noun
  1. Also called: alkaline earth metal, alkaline earth element any of the divalent electropositive metals beryllium, magnesium, calcium, strontium, barium, and radium, belonging to group 2A of the periodic table
  2. an oxide of one of the alkaline earth metals
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

alkaline earth in Medicine

alkaline earth

n.
  1. The oxides of calcium, strontium, radium, and barium, and sometimes magnesium.
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