calcium

See also: Calcium

EnglishEdit

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

EtymologyEdit

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

PronunciationEdit

  • (US) enPR: kăl′sē-əm, IPA(key): /ˈkælsi.əm/
  • (file)

NounEdit

 
English Wikipedia has an article on:
Wikipedia

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.

Derived termsEdit

Related termsEdit

TranslationsEdit

See alsoEdit

ReferencesEdit

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

Further readingEdit

See also the 1911 Encyclopædia Britannica's article on:

DanishEdit

 
Danish Wikipedia has an article on:
Wikipedia da

Alternative formsEdit

NounEdit

calcium

  1. calcium

DeclensionEdit


DutchEdit

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

EtymologyEdit

Ultimately from English calcium. Coined by Humphry Davy.

PronunciationEdit

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

NounEdit

calcium n (uncountable)

  1. calcium [from early 19th c.]

Derived termsEdit

Related termsEdit


FrenchEdit

 
French Wikipedia has an article on:
Wikipedia fr

PronunciationEdit

NounEdit

calcium m (uncountable)

  1. calcium

Related termsEdit

DescendantsEdit

  • Lingala: kalisu

Further readingEdit


InterlinguaEdit

NounEdit

calcium (uncountable)

  1. calcium

LatinEdit

PronunciationEdit

Etymology 1Edit

Form of calx.

NounEdit

calcium

  1. genitive plural of calx

Etymology 2Edit

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

NounEdit

calcium n (genitive calciī); second declension

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

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