Latin rubidus

← Latin rubeō (affix)

← Latin -idus (affix)

→ English rubidium (mention)

→ German Rubidium (derived)

→ Esperanto rubidio (derived)

→ Spanish rubidio (derived)

→ Kazakh рубидий (derived)

→ Latvian rubīdijs (mention)

→ Malay rubidium (mention)

→ Telugu రుబీడియము (mention)