rubidium

See also: Rubidium and rubídium

English

Chemical element
Rb	Previous: krypton (Kr)
	Next: strontium (Sr)

Etymology

A New Latin word derived by German chemist R. W. Bunsen in 1861, from Latin rubidus (“red”) because its spectrum has two red lines.

Pronunciation

• (UK) IPA^(key): /ˌɹuːˈbɪd.i.əm/

Noun

rubidium (usually uncountable, plural rubidiums)

1. A metallic chemical element (symbol Rb) with an atomic number of 37.
2. (countable) A single atom of this element.

Derived terms

Terms derived from rubidium

• dirubidium
• iodrubidium
• monorubidium
• organorubidium

• radiorubidium
• rubidide
• rubidium auride
• rubidium chloride

• rubidium hydroxide
• rubidium oxide
• rubidium-strontium

Related terms

• rubidic, rubidian

Translations

element with atomic number 37

• Afrikaans: rubidium
• Albanian: rubid
• Arabic: رُوبِيدْيُوم‎ m (rubidyum)
• Armenian: ռուբիդիում (hy) (ṙubidium)
• Asturian: rubidiu m
• Basque: rubidioa
• Breton: rubidiom
• Bulgarian: руби́дий m (rubídij)
• Catalan: rubidi (ca)
• Chinese: 銣 (rú)
• Cornish: rubydyum
• Czech: rubidium (cs)
• Danish: rubidium (da) n
• Dutch: rubidium (nl) n
• Esperanto: rubidio (eo)
• Estonian: rubiidium (et)
• Faroese: rubidium n
• Finnish: rubidium (fi)
• French: rubidium (fr) m
• Friulian: rubidi
• Galician: rubidio (gl)
• Georgian: რუბიდიუმი (rubidiumi)
• German: Rubidium (de) n
• Greek: ρουβίδιο (el) n (rouvídio)
• Hebrew: רובידיום‎ (rubídyum)
• Hindi: दीपातु (deepaatu)
• Hungarian: rubídium (hu)
• Icelandic: rúbidín (is)
• Interlingua: rubidium
• Irish: rúbaidiam (ga)
• Italian: rubidio (it) m
• Japanese: ルビジウム (ja) (rubijiumu)
• Korean: 루비듐 (ko) (rubidyum)

• Latin: rubidium (la)
• Latvian: rubīdijs (lv)
• Lithuanian: rubidis (lt)
• Luxembourgish: Rubidium
• Macedonian: рубидиум n (rubidium)
• Malay: rubidium
• Maltese: rubidju
• Manx: rubiddjum
• Mongolian: рубиди (rubidi)
• Norwegian: rubidium
• Polish: rubid (pl) m
• Portuguese: rubídio (pt) m
• Romanian: rubidiu (ro) n
• Russian: руби́дий (ru) m (rubídij)
• Scottish Gaelic: rubaidiam
• Serbo-Croatian: рубидиjум m, рубидиј

  Roman: rubidijum m, rubidij (sh)

• Slovak: rubídium (sk) m
• Slovene: rubídij (sl) m
• Spanish: rubidio (es) m
• Swedish: rubidium (sv) n
• Tagalog: rubidyo
• Tajik: рубидий (rubidiy)
• Tamil: அர்மிமம் (armimam)
• Thai: รูบิเดียม (rūbidiam)
• Turkish: rubidyum (tr)
• Ukrainian: рубі́дій m (rubídij)
• Uzbek: rubidiy (uz), рубидий (uz) (rubidiy)
• Vietnamese: rubiđi
• Volapük: rubidin (vo)
• Welsh: rwbidiwm (cy)
• West Frisian: rubidium

---

Afrikaans

Chemical element
Rb	Previous: kripton (Kr)
	Next: strontium (Sr)

Noun

rubidium (uncountable)

1. rubidium

---

Czech

Noun

rubidium n

1. rubidium

---

Dutch

Chemical element
Rb	Previous: krypton (Kr)
	Next: strontium (Sr)

Pronunciation

• Audio

  (file)

Noun

rubidium n (uncountable)

1. rubidium

---

Finnish

Noun

rubidium

1. rubidium

Declension

Inflection of rubidium (Kotus type 5/risti, no gradation)
nominative		rubidium	rubidiumit
genitive		rubidiumin	rubidiumien
partitive		rubidiumia	rubidiumeja
illative		rubidiumiin	rubidiumeihin
		singular	plural
nominative		rubidium	rubidiumit
accusative	nom.	rubidium	rubidiumit
	gen.	rubidiumin
genitive		rubidiumin	rubidiumien
partitive		rubidiumia	rubidiumeja
inessive		rubidiumissa	rubidiumeissa
elative		rubidiumista	rubidiumeista
illative		rubidiumiin	rubidiumeihin
adessive		rubidiumilla	rubidiumeilla
ablative		rubidiumilta	rubidiumeilta
allative		rubidiumille	rubidiumeille
essive		rubidiumina	rubidiumeina
translative		rubidiumiksi	rubidiumeiksi
instructive		—	rubidiumein
abessive		rubidiumitta	rubidiumeitta
comitative		—	rubidiumeineen

---

French

Pronunciation

• IPA^(key): /ʁy.bi.djɔm/

Noun

rubidium m (uncountable)

1. rubidium

Further reading

• “rubidium” in le Trésor de la langue française informatisé (The Digitized Treasury of the French Language).

---

Latin

Pronunciation

• (Classical) IPA^(key): /ruˈbi.di.um/, [rʊˈbɪ.di.ũ]

Noun

rubidium n (genitive rubidiī); second declension

1. rubidium

Inflection

Second declension.

Case	Singular	Plural
nominative	rubidium	rubidia
genitive	rubidiī	rubidiōrum
dative	rubidiō	rubidiīs
accusative	rubidium	rubidia
ablative	rubidiō	rubidiīs
vocative	rubidium	rubidia

---

Limburgish

Pronunciation

• IPA^(key): [ʁyˈbi˦ɖɔ˧m]

Noun

rubidium n

1. (uncountable) rubidium
2. A part of rubidium

Inflection

Declension of rubidium

	Root singular	Root plural	Diminutive singular	Diminutive plural
Nominative	rubidium	rubidia	rubidieke	rubidiekes
Genitive	rubidiums	rubidia	rubidiekes	rubidiekes
Locative	rubidieës	rubidieëser	rubidieëske	rubidieëskes
Dative¹	rubidiumme	—	rubidieke	—
Accusative¹	rubidium	—	rubidieke	—
¹Dative and accusative are nowadays obsolete, the nominative is used instead.

---

Malay

Chemical element
Rb	Previous: kripton (Kr)
	Next: strontium (Sr)

Etymology

From English rubidium, from New Latin, from Latin rubidus.

Pronunciation

• IPA^(key): [rubidiom], [rubidiəm]
• Rhymes: -iom, -jom, -om

Noun

rubidium

1. rubidium (element with atomic number 37)

---

Swedish

Noun

rubidium n (uncountable)

1. rubidium

Declension

Declension of rubidium

	uncountable		uncountable
Neuter	indefinite	definite
nominative	rubidium	rubidiumet
genitive	rubidiums	rubidiumets

Declension of rubidium

	uncountable		uncountable
Neuter	indefinite	definite
nominative	rubidium	rubidiet
genitive	rubidiums	rubidiets