from The American Heritage® Dictionary of the English Language, 4th Edition
- n. The crumbly residue left after a mineral or metal has been calcined or roasted.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. The substance which remains after a metal or mineral has been thoroughly burnt, seen as being the essential substance left after the expulsion of phlogiston.
- n. the oxide left after calcination of a metal.
- n. calcium oxide
from the GNU version of the Collaborative International Dictionary of English
- n. Quicklime.
- n. 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.
- n. Broken and refuse glass, returned to the post.
from The Century Dictionary and Cyclopedia
- n. Lime or chalk.
- n. The ashy substance which remains after metals, minerals, etc., have been calcined. Metallic calxes are now generally called oxids.
- n. Broken and refuse glass, which is restored to the pots.
- n. In anatomy, the heel: commonly used in the Latin genitive (calcis), as in os calcis, the heel-bone or calcaneum.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. a white crystalline oxide used in the production of calcium hydroxide
A calx is a smartstone, a pebble used for calculating.
The theory thought of the re-formation of a metal from its calx, that is, the earthy substance which remains after combustion, as the combination of two things to produce one, apparently homogeneous, substance.
Gravel is usually understood to mean calculi, (from the old word calx) a limestone, or little sand-like stones, which pass from the kidneys through the ureters into the bladder.
The Cherokee Physician, or Indian Guide to Health, as Given by Richard Foreman, a Cherokee Doctor; Comprising a Brief View of Anatomy, With General Rules for Preserving Health without the Use of Medicines. The Diseases of the U. States, with Their Symptoms, Causes, and Means of Prevention, are Treated on in a Satisfactory Manner. It Also Contains a Description of a Variety of Herbs and Roots, Many of which are not Explained in Any Other Book, and their Medical Virtues have Hitherto been Unknown to the Whites; To which is Added a Short Dispensatory.
Mr. Lavoifier found 9 parts natural gypfum to afford by diftillation 2 of water - f -, which agrees very nearly with my determination of that contained in the artificial; but fome forts of gypfum contain a mixture of mild calx, which is foreign to their conflitution, and therefore cffervefce with acids.
This oxide was formerly termed a "calx," and has long been known to weigh more than the metal from which it was obtained.
In this case no red sublimate arose as customarily takes place with that calx which is prepared by the acid of nitre.
The term caliche is Spanish and is originally from the Latin calx, meaning lime.
The Dictionnaire des arts et métiers (1766) outlines a typical procedure for creating the coating for ceramics or clay bodies. 27 A base, made from the ground calx of lead or fine tin, is mixed with ground white flint and tartar salts.
But all flies or sinks before fire almost in all bodies: when the common ligament is dissolved, the attenuable parts ascend, the rest subside in coal, calx, or ashes.
Lead, on the other hand, the alchemists regarded as a very immature and impure metal: heavy and dull, corroded by sulphur and nitric acid, and converted into a calx by the action of fire, -- lead, to the alchemists, was a symbol of man in a sinful and unregenerate condition.
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