- a plural of calx.
- the oxide or ashy substance that remains after metals, minerals, etc., have been thoroughly roasted or burned.
- lime1(def 1).
Origin of calx
1350–1400; late Middle English < Latin: lime; replacing Middle English cals < Old French < Latin
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for calces
Metals then were regarded as compounds of calces and phlogiston.The Life of Sir Humphrey Davy, Bart. LL.D., Volume 2 (of 2)
John Ayrton Paris
Its calces are white when imperfect, but black, or dark green, when perfect.
It may be resuscitated, like the calces of Antimony, into a Regulus, by re-uniting it with a phlogiston.
All the calces of Antimony, when exposed to a violent fire, are converted into Glass; but not all with the same facility.
- a plural of calx
- the powdery metallic oxide formed when an ore or mineral is roasted
- another name for calcium oxide
- anatomy the heel
C15: from Latin: lime, from Greek khalix pebble
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
- The crumbly residue left after a mineral or metal has been calcined or roasted.
- The posterior rounded extremity of the foot; the heel.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.