CALX

Etymology

Noun

calx (plural calxes or calces)

(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).

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.

Source: Wiktionary


Calx, n.; pl. E. Calxes, L. Calces. Etym: [L. Calx, calcis. limestone; cf. Gr. carraic rock Gael. carraig, W. careg, stone. Cf. Chalk.]

1. (Chem.) (a) Quicklime. [Obs.] (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.

Note: Metallic calxes are now called oxides.

2. Broken and refuse glass, returned to the post.

Source: Webster’s Unabridged Dictionary 1913 Edition



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Word of the Day

4 April 2025

GUILLOTINE

(verb) kill by cutting the head off with a guillotine; “The French guillotined many Vietnamese while they occupied the country”


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Coffee Trivia

According to Guinness World Records, on 25 September 2016, the Birla Institute of Management Technology (India) in Uttar Pradesh, India, constructed the largest coffee cups pyramid consisting of 23,821 cups. They used paper takeaway coffee cups to build the pyramid.

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