1730 P. Shaw tr. G. E. Stahl 149 The alkaline earthy substance of the Nitre, which is the foundation of its solidity, remains after this separation of the spirituous part.
1807 H. Davy in (Royal Soc.) 97 21 Alkaline or alkaline-earthy bases.
1918 A. W. McCann liii. 175 Ashmead, although he did not know it, was making use of the alkaline-earthy salts of the orange to his own benefit.