See also: Calcium

English edit

Chemical element
Ca
Previous: potassium (K)
Next: scandium (Sc)

Etymology edit

Coined by British chemist Humphry Davy in 1808, from Latin calx (lime, limestone) because it occurs in limestone.[1]

Pronunciation edit

  • (US) IPA(key): /ˈkælsi.əm/
  • (Philippine) IPA(key): /ˈkæl.ʃəm/
  • (file)

Noun edit

 
English Wikipedia has an article on:
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calcium (countable and uncountable, plural calciums)

  1. The chemical element (Symbol Ca), with an atomic number 20. It is a soft, silvery-white alkaline earth metal which occurs naturally as carbonate in limestone and as silicate in many rocks.
    • 2013 September-October, Katie L. Burke, “In the News”, in American Scientist:
      Oxygen levels on Earth skyrocketed 2.4 billion years ago, when cyanobacteria evolved photosynthesis: [] . The evolutionary precursor of photosynthesis is still under debate, and a new study sheds light. The critical component of the photosynthetic system is the “water-oxidizing complex”, made up of manganese atoms and a calcium atom.
  2. (countable) An atom of this element.
 
Calcium sample

Derived terms edit

Related terms edit

Translations edit

See also edit

References edit

  1. ^ Chambers Dictionary of Etymology, Robert K. Barnhart (ed.), Chambers, 1988

Further reading edit

Danish edit

 
Danish Wikipedia has an article on:
Wikipedia da

Alternative forms edit

Noun edit

calcium

  1. calcium

Declension edit

Dutch edit

 
Dutch Wikipedia has an article on:
Wikipedia nl
Chemical element
Ca
Previous: kalium (K)
Next: scandium (Sc)

Etymology edit

Ultimately from English calcium. Coined by Humphry Davy.

Pronunciation edit

  • IPA(key): /ˈkɑl.siˌʏm/
  • (file)
  • Hyphenation: cal‧ci‧um

Noun edit

calcium n (uncountable)

  1. calcium [from early 19th c.]

Derived terms edit

Related terms edit

French edit

 
French Wikipedia has an article on:
Wikipedia fr

Pronunciation edit

Noun edit

calcium m (uncountable)

  1. calcium

Related terms edit

Descendants edit

  • Lingala: kalisu

Further reading edit

Interlingua edit

Noun edit

calcium (uncountable)

  1. calcium

Latin edit

Pronunciation edit

Etymology 1 edit

Form of calx.

Noun edit

calcium

  1. genitive plural of calx

Etymology 2 edit

Chemical element
Ca
Previous: kalium (K)
Next: scandium (Sc)

Derived from calx, calcis (chalk) +‎ -ium (chemical element suffix).

Noun edit

calcium n (genitive calciī); second declension

 
Latin Wikipedia has an article on:
Wikipedia la
  1. (New Latin) calcium
Declension edit

Second-declension noun (neuter).

Case Singular Plural
Nominative calcium calcia
Genitive calciī calciōrum
Dative calciō calciīs
Accusative calcium calcia
Ablative calciō calciīs
Vocative calcium calcia
Descendants edit