calx
/kælks/ noun
Forms calces calxes
- noun (now chiefly historical) The substance which remains after a metal or mineral has been thoroughly burnt, once seen as being the essential substance left after the expulsion of phlogiston, but now recognised as being the metallic oxide (or, in some cases, the metal in a state of sublimation).
- noun In the Eton College wall game, an area at the end of the field where a shy can be scored by lifting the ball against the wall with one's foot.
Synonyms
calcium oxide quicklime lime calcined lime fluxing lime unslaked lime burnt lime
Etymology
From Latin calx (“lime”). Doublet of cauk and chalk.
Webster’s 1913
Etymology [L. Calx, calcis. limestone; cf. Gr. carraic rock Gael. carraig, W. careg, stone. Cf. Chalk.]
Sources: Wiktionary · WordNet 3.0 · Webster’s 1913 — from the Wiktionary entry “calx”, CC BY-SA 4.0. Details