calcium : Dictionary / Wörterbuch (BEOLINGUS, TU Chemnitz)

English Dictionary: calcium	by the DICT Development Group
4 results for calcium
From WordNet (r) 3.0 (2006) [wn]:
calcium n a white metallic element that burns with a brilliant light; the fifth most abundant element in the earth's crust; an important component of most plants and animals Synonym(s): calcium, Ca, atomic number 20
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
Calcium \Cal"cium\ (k[acr]l"s[icr][ucr]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. 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. {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}.
From U.S. Gazetteer (1990) [gazetteer]:
Calcium, NY (CDP, FIPS 11671) Location: 44.03470 N, 75.84798 W Population (1990): 2465 (894 housing units) Area: 14.5 sq km (land), 0.0 sq km (water) Zip code(s): 13616
From The Elements (22Oct97) [elements]:
calcium Symbol: Ca Atomic number: 20 Atomic weight: 40.08 Soft grey metallic element belonging to group 2 of the periodic table. Used a reducing agent in the extraction of thorium, zirconium and uranium. Essential element for living organisms.