calcium

English Online Dictionary. What means calcium‎? What does calcium mean?

English

Etymology

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

Pronunciation

• (US) IPA^(key): /ˈkælsi.əm/
• (Philippines) IPA^(key): /ˈkæl.ʃəm/

Noun

calcium (countable and uncountable, plural calciums)

2. 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.
3. (countable) An atom of this element.

Derived terms

Related terms

Translations

See also

• chalk
• lime
• limestone

References

• Calcium on the British Royal Society of Chemistry's online periodic table

Further reading

• Calcium in the Encyclopædia Britannica (11th edition, 1911)

Danish

Alternative forms

• kalcium

Noun

calcium

1. calcium

Declension

Dutch

Etymology

Ultimately from English calcium. Coined by Humphry Davy.

Pronunciation

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

Noun

calcium n (uncountable)

1. calcium [from early 19th c.]

Derived terms

• calciumoxide
• calciumzout

Related terms

• kalk

French

Pronunciation

• IPA^(key): /kal.sjɔm/

Noun

calcium m (uncountable)

1. calcium

Related terms

• calcaire
• calcifier
• calcique

Descendants

• Lingala: kalisu

Further reading

• “calcium”, in Trésor de la langue française informatisé [Digitized Treasury of the French Language], 2012.

Interlingua

Noun

calcium (uncountable)

1. calcium

Latin

Pronunciation

• (Classical Latin) IPA^(key): /ˈkal.ki.um/, [ˈkäɫ̪kiʊ̃ˑ]
• (modern Italianate Ecclesiastical) IPA^(key): /ˈkal.t͡ʃi.um/, [ˈkäl̠ʲt͡ʃium]

Etymology 1

Form of calx.

Noun

calcium

1. genitive plural of calx

Etymology 2

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

Noun

calcium n (genitive calciī); second declension

1. (New Latin) calcium

Declension

Second-declension noun (neuter).

Descendants

• → Catalan: calci
• → French: calcium
• → Galician: calcio
• → Italian: calcio
• → Portuguese: cálcio
• → Romanian: calciu
• → Spanish: calcio