noun
- A white metallic element that burns with a brilliant light; the fifth most abundant element in the earth's crust; an important component of most plants and animals.
- synonyms: Ca, atomic number 20
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). calcium. Retrieved September 21, 2026, from http://smartdefine.org/calcium/definitions/1247618 |
| Chicago | WordNet. 2010. "calcium" http://smartdefine.org/calcium/definitions/1247618 (accessed September 21, 2026). |
| Harvard | WordNet 2010, calcium, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/calcium/definitions/1247618>. |
| MLA | WordNet. "calcium" 23 October 2010. Web. 21 September 2026. <http://smartdefine.org/calcium/definitions/1247618> |