Alkaline earths Meaning, Definition & Usage

  1. noun any of the bivalent metals of group II of the periodic table (calcium or strontium or barium or magnesium or beryllium)
    alkaline-earth metal; alkaline earth.

WordNet


Definitions
  1. certain substances, as lime, baryta, strontia, and magnesia, possessing some of the qualities of alkalies.
Definitions
  1. . See under Alkaline.

Webster 1913