VDict - Definition of atomic number 21

English - English (Wordnet) dictionary

atomic number 21

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Noun

a white trivalent metallic element; sometimes classified in the rare earth group; occurs in the Scandinavian mineral thortveitite

Related words

Synonyms:
scandium Sc

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Words pronounced/spelled similarly to "atomic number 21":
atomic number atomic number 1 atomic number 10 atomic number 100 atomic number 101 atomic number 102 atomic number 103 atomic number 104 atomic number 105 atomic number 106 more...
Words contain "atomic number 21" in its definition in English - English (Wordnet) dictionary:
transuranic element rutherford atom magic number atomic accuracy mesotron periodic table meson isotope nucleon number more...

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