An Etymological Dictionary of Astronomy and Astrophysics

A substance that dissolves in water to give hydroxide ions. A generic name for → bases.

Etymology (EN): M.E. alkaly, from M.fr. alcali, M.L. alkali, from Ar. al-qily (القلی) “salt wort,” a plant growing in alkaline soils.

Etymology (PE): Qalyâ, loan from Ar., as above.