metallic element, 1807, coined by English chemist Sir Humphrey Davy from Modern Latin potassa, Latinized form of potash (q.v.). Davy first isolated it from potash. Symbol K is from Latin kalium "potash," from Arabic al-qaliy "the ashes, burnt ashes" (see alkali).
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mcgillianaire) wrote2020-06-01 12:50 pm
