Calcium light
Calcium Cal"ci*um (k[a^]l"s[i^]*[u^]m), n. [NL., from L. calx, calcis, lime; cf F. calcium. See {Calx}.] (Chem.) An elementary substance; a metal which combined with oxygen forms lime. It is of a pale yellow color, tenacious, and malleable. It is a member of the alkaline earth group of elements. Atomic weight 40. Symbol Ca. [1913 Webster]

Note: Calcium is widely and abundantly disseminated, as in its compounds calcium carbonate or limestone, calcium sulphate or gypsum, calcium fluoride or fluor spar, calcium phosphate or apatite. [1913 Webster]

{Calcium light}, an intense light produced by the incandescence of a stick or ball of lime in the flame of a combination of oxygen and hydrogen gases, or of oxygen and coal gas; -- called also {Drummond light} and {lime light}. [1913 Webster +PJC]


The Collaborative International Dictionary of English. 2000.

Look at other dictionaries:

  • Calcium light — Light Light (l[imac]t), n. [OE. light, liht, AS. le[ o]ht; akin to OS. lioht, D. & G. licht, OHG. lioht, Goth. liuha[thorn], Icel. lj[=o]s, L. lux light, lucere to shine, Gr. leyko s white, Skr. ruc to shine. [root]122. Cf. {Lucid}, {Lunar},… …   The Collaborative International Dictionary of English

  • calcium light — n. LIMELIGHT (sense 1) …   English World dictionary

  • calcium light — noun a lamp consisting of a flame directed at a cylinder of lime with a lens to concentrate the light; formerly used for stage lighting • Syn: ↑limelight • Hypernyms: ↑lamp • Member Holonyms: ↑theater light * * * noun …   Useful english dictionary

  • calcium light — a brilliant white light produced by heating lime to incandescence in an oxyhydrogen or other hot flame; limelight. Also called oxycalcium light. [1860 65] * * * …   Universalium

  • calcium light — cal′cium light n. chem. a brilliant white light produced by heating lime to incandescence; limelight • Etymology: 1860–65 …   From formal English to slang

  • calcium light — /kælsiəm ˈlaɪt/ (say kalseeuhm luyt) noun a brilliant white light produced by heating lime to incandescence in an oxyhydrogen or other hot flame …   Australian English dictionary

  • calcium light — noun limelight …   Wiktionary

  • Calcium light —    See Limelight …   The Historical Dictionary of the American Theater

  • Calcium Light Night — is a piece of music by American composer Charles Ives. It is one of his Cartoons or Take Offs and is scored for piccolo, clarinet, cornet, trombone, bass drum, and two pianos (four players). (This instrumentation can be expanded by using extra… …   Wikipedia

  • Calcium — Cal ci*um (k[a^]l s[i^]*[u^]m), n. [NL., from L. calx, calcis, lime; cf F. calcium. See {Calx}.] (Chem.) An elementary substance; a metal which combined with oxygen forms lime. It is of a pale yellow color, tenacious, and malleable. It is a… …   The Collaborative International Dictionary of English

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