calx
NounOpen English WordNet
Noun (1)calces, calxes
- a white crystalline oxide used in the production of calcium hydroxideSynonyms: calcium oxidequicklimelimecalcined limefluxing limeunslaked limeburnt limeType of oxideMade of calcium, Ca
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Webster's Dictionary (1913)
Calx noun; pl. E. Calxes (#), L. Calces (#).
Origin: L. Calx, calcis. limestone; cf. Gr. … gravel. …, …, pebble, Skr. … gravel, Ir. carraic rock Gael. carraig, W. careg, stone. Cf. Chalk.
1. Chemistry (a) Quicklime. obsolete (b) The substance which remains when a metal or mineral has been subjected to calcination or combustion by heat, and which is, or may be, reduced to a fine powder.
☞ Metallic calxes are now called oxides.
2. Broken and refuse glass, returned to the post.
Webster’s Revised Unabridged Dictionary (1913), from GCIDE 0.54