סידן
Hebrew
| Chemical element | |
|---|---|
| Ca | |
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Etymology
From סיד (“lime”) + ־ן (“-ium”)
Pronunciation
Audio: (file)
Noun
סִידָן • (sidán) m
- calcium (the chemical element with atomic number 20: a soft, silvery-white alkaline earth metal which occurs naturally as carbonate in limestone and as silicate in many rocks)