English Online Dictionary. What means calcium? What does calcium mean?
A New Latin word derived by Sir Humphry Davy in 1808, from Latin calx (“lime, limestone”) because it occurs in limestone.
- (US) enPR: kăl′sē-əm, IPA(key): /ˈkælsi.əm/
calcium (countable and uncountable, plural calciums) (Symbol: Ca)
- A chemical element, atomic number 20, that is an alkaline earth metal and occurs naturally as carbonate in limestone and as silicate in many rocks.
- (countable) An atom of this element.
calcium n (uncountable)
- IPA(key): /kal.sjɔm/
calcium m (uncountable)
- Lingala: kalisu
- “calcium” in le Trésor de la langue française informatisé (The Digitized Treasury of the French Language).
- (Classical) IPA(key): /ˈkal.ki.um/, [ˈkaɫ.ki.ũ]
- (Ecclesiastical) IPA(key): /ˈkal.t͡ʃi.um/
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