Definition of Atomic Number 20 in English :

Define Atomic Number 20 in English

Atomic Number 20 meaning in English

Meaning of Atomic Number 20 in English

Pronunciation of Atomic Number 20 in English

Atomic Number 20 pronunciation in English

Pronounce Atomic Number 20 in English

Atomic Number 20

see synonyms of atomic number 20

Noun

1. atomic number 20, ca, calcium

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

WordNet Lexical Database for English. Princeton University. 2010.