köken: Borrowed from French chlore or German Chlor, formed from English chlorine, which was coined by Humphry Davy based on Ancient Greek χλωρός (khlōrós, “light green”). Attested since 1846.
köken: 鹽 (en, “salt”) + 素 (so, “chemical element”). Calque of Dutch zoutstof, from the fact that it is a main ingredient of table salt. Coined by Japanese scientist Udagawa Yōan in 1834 in his book 遠西医方名物考補遺 (“鹽素”). 塩 was simplified from 鹽 in the 1946 Tōyō kanji list.
köken: First attested in the Beonyeok nogeoldae (飜譯老乞大 / 번역노걸대), 1517, as Middle Korean 염〮쇼〮 (Yale: yémsyó), from 염〮 (Yale: yém, “goat”) + 쇼〮 (Yale: syó, “cow”); the former element is no longer used outside this compound.
köken: Derived from French chlore, from English chlorine originally coined by British chemist Humphry Davy in 1810 from Ancient Greek χλωρός (khlōrós, “pale green”).
köken: Borrowed from French chlore, from Ancient Greek χλωρός (khlōrós, “pale green”), from Proto-Indo-European *ghlo-, variant of *ǵʰloū- (“to shine”).