follow Dictionary.com

11 Trending Words of 2014

alkaline earth

noun, Chemistry
1.
any of the oxides of barium, radium, strontium, calcium, and, sometimes, magnesium.
Origin
1810-1820
1810-20
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source
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
Cite This Source
alkaline-earth in Medicine

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

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Cite This Source

Word of the Day

Difficulty index for alkaline earth

Few English speakers likely know this word

Word Value for alkaline

12
15
Scrabble Words With Friends

Quotes with alkaline-earth