rubicund
rubicund

rubidium


Definition: Meaning of, rubidium in English to English dictionary.

Pronunciation: / rʊˈbɪdɪəm /

  • noun
  • synonym
  • antonym
Word Forms:
Singular Plural
rubidium rubidiums
  1. a soft silvery metallic element of the alkali metal group; burns in air and reacts violently in water; occurs in carnallite and lepidolite and pollucite
    SYNONYM
    Rb, atomic number 37
    ANTONYM
    Not found!
synonym
antonym

rubidium used in phrases

  • rubidium-strontium dating (noun)
    1. geological dating based on the proportions of radioactive rubidium into its decay product strontium; radioactive rubidium has a half-life of 47,000,000,000 years
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Pronunciation: ɛnd ɒv;(ə)v ðə;ðɪ;ðiː wəːld
Parts of Speech: noun
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rubidium-strontium dating