calcium

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See also: Calcium

English

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

Etymology

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

Pronunciation

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Noun

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Calcium sample
Some calcium-48. This isotope is desired for the manufacture of superheavy elements.
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 terms

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Translations

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See also

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References

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

Further reading

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Danish

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Danish Wikipedia has an article on:
Wikipedia da

Alternative forms

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Noun

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calcium

  1. calcium

Declension

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Dutch

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

Etymology

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Ultimately from English calcium. Coined by Humphry Davy.

Pronunciation

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

Noun

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calcium n (uncountable)

  1. calcium [from early 19th c.]

Derived terms

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French

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French Wikipedia has an article on:
Wikipedia fr

Pronunciation

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Noun

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calcium m (uncountable)

  1. calcium
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Descendants

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  • Lingala: kalisu

Further reading

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Interlingua

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Noun

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calcium (uncountable)

  1. calcium

Latin

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Pronunciation

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Etymology 1

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Form of calx.

Noun

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calcium

  1. genitive plural of calx

Etymology 2

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

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

Noun

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calcium n (genitive calciī); second declension

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