calcium
nounmasculinetécnico/kalˈsiu/medium
cál·ci·o
Definition
A chemical element (symbol Ca, atomic number 20), a soft grey alkaline earth metal, essential for the formation of bones, teeth, and various biological functions.
Milk is an important source of calcium for the body.
The blood test revealed low calcium levels.
Common collocations
calcium in bloodcalcium supplementcalcium deficiencycalcium carbonate
Etymology
Do latim 'calx, calcis' (cal, pedra calcária).