English Online Dictionary. What means calcium? What does calcium mean?
Coined by British chemist Humphry Davy in 1808, from Latin calx (“lime, limestone”) because it occurs in limestone.
- (US) IPA(key): /ˈkælsi.əm/
- (Philippine) IPA(key): /ˈkæl.ʃəm/
calcium (countable and uncountable, plural calciums)
- 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.
- (countable) An atom of this element.
- Calcium on the British Royal Society of Chemistry's online periodic table
- Calcium in the Encyclopædia Britannica (11th edition, 1911)
Ultimately from English calcium. Coined by Humphry Davy.
- IPA(key): /ˈkɑl.siˌʏm/
- Hyphenation: cal‧ci‧um
calcium n (uncountable)
- calcium [from early 19th c.]
- IPA(key): /kal.sjɔm/
calcium m (uncountable)
- Lingala: kalisu
- “calcium”, in Trésor de la langue française informatisé [Digitized Treasury of the French Language], 2012.
- (Classical) IPA(key): /ˈkal.ki.um/, [ˈkäɫ̪kiʊ̃ˑ]
- (modern Italianate Ecclesiastical) IPA(key): /ˈkal.t͡ʃi.um/, [ˈkäl̠ʲt͡ʃium]
Form of calx.
- genitive plural of calx
Derived from calx, calcis (“chalk”) + -ium (chemical element suffix).
calcium n (genitive calciī); second declension
- (New Latin) calcium
Second-declension noun (neuter).
- → Catalan: calci
- → French: calcium
- → Galician: calcio
- → Italian: calcio
- → Portuguese: cálcio
- → Romanian: calciu
- → Spanish: calcio