# rubidium
## English
### Etymology

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

### Pronunciation

* (UK) enPR: ro͞obĭd'ēəm, IPA: /ˌɹuːˈbɪd.i.əm/
* Audio (Southern England):(file)

### Noun

rubidium (countable and uncountable, plural rubidiums)
* (uncountable) The chemical element (symbol Rb) with an atomic number of 37. It is a soft, highly reactive alkali metal.
* (countable) A single atom of this element.

#### Derived terms

* dirubidium
* iodrubidium
* monorubidium
* organorubidium
* radiorubidium
* rubidide
* rubidium auride
* rubidium chloride
* rubidium hydroxide
* rubidium nitrate
* rubidium oxide
* rubidium-strontium

#### Related terms

* rubidic, rubidian

#### References

* ↑ Chambers Dictionary of Etymology, Robert K. Barnhart (ed.), Chambers, 1988
* Rubidium on the British Royal Society of Chemistry's online periodic table

## Afrikaans
### Pronunciation

* Audio:(file)

### Noun

rubidium (uncountable)
* rubidium

## Czech
### Pronunciation

* IPA: [ˈrubiːdɪjum]
* Hyphenation: ru‧bi‧dium

### Noun

rubidium n
* rubidium

#### Declension
## Danish
### Etymology

From Latin rūbidus +‎ -ium.

### Noun

rubidium n (singular definite rubidiummet, not used in plural form)
* rubidium

#### Declension
### References

* “rubidium” in Den Danske Ordbog

## Dutch
### Etymology

Borrowed from German Rubidium.

### Pronunciation

* IPA: /ˌryˈbi.di.ʏm/
* Audio:(file)
* Hyphenation: ru‧bi‧di‧um

### Noun

rubidium n (uncountable)
* rubidium (chemical element) [from 1862]

## Finnish
### Etymology

Internationalism (see English rubidium).

### Pronunciation

* IPA: /ˈrubidium/, [ˈrubiˌdium]
* Rhymes: -ium
* Hyphenation: ru‧bi‧di‧um

### Noun

rubidium
* rubidium

#### Declension

Possessive forms of rubidium (Kotus type 5/risti, no gradation) :
first-person singular possessor
singular
plural
nominative
rubidiumini
rubidiumini
accusative
nom.
rubidiumini
rubidiumini
gen.
rubidiumini
genitive
rubidiumini
rubidiumieni
partitive
rubidiumiani
rubidiumejani
inessive
rubidiumissani
rubidiumeissani
elative
rubidiumistani
rubidiumeistani
illative
rubidiumiini
rubidiumeihini
adessive
rubidiumillani
rubidiumeillani
ablative
rubidiumiltani
rubidiumeiltani
allative
rubidiumilleni
rubidiumeilleni
essive
rubidiuminani
rubidiumeinani
translative
rubidiumikseni
rubidiumeikseni
abessive
rubidiumittani
rubidiumeittani
instructive
comitative
—rubidiumeineni
second-person singular possessor
singular
plural
nominative
rubidiumisi
rubidiumisi
accusative
nom.
rubidiumisi
rubidiumisi
gen.
rubidiumisi
genitive
rubidiumisi
rubidiumiesi
partitive
rubidiumiasi
rubidiumejasi
inessive
rubidiumissasi
rubidiumeissasi
elative
rubidiumistasi
rubidiumeistasi
illative
rubidiumiisi
rubidiumeihisi
adessive
rubidiumillasi
rubidiumeillasi
ablative
rubidiumiltasi
rubidiumeiltasi
allative
rubidiumillesi
rubidiumeillesi
essive
rubidiuminasi
rubidiumeinasi
translative
rubidiumiksesi
rubidiumeiksesi
abessive
rubidiumittasi
rubidiumeittasi
instructive
comitative
—rubidiumeinesi
first-person plural possessor
singular
plural
nominative
rubidiumimme
rubidiumimme
accusative
nom.
rubidiumimme
rubidiumimme
gen.
rubidiumimme
genitive
rubidiumimme
rubidiumiemme
partitive
rubidiumiamme
rubidiumejamme
inessive
rubidiumissamme
rubidiumeissamme
elative
rubidiumistamme
rubidiumeistamme
illative
rubidiumiimme
rubidiumeihimme
adessive
rubidiumillamme
rubidiumeillamme
ablative
rubidiumiltamme
rubidiumeiltamme
allative
rubidiumillemme
rubidiumeillemme
essive
rubidiuminamme
rubidiumeinamme
translative
rubidiumiksemme
rubidiumeiksemme
abessive
rubidiumittamme
rubidiumeittamme
instructive
comitative
—rubidiumeinemme
second-person plural possessor
singular
plural
nominative
rubidiuminne
rubidiuminne
accusative
nom.
rubidiuminne
rubidiuminne
gen.
rubidiuminne
genitive
rubidiuminne
rubidiumienne
partitive
rubidiumianne
rubidiumejanne
inessive
rubidiumissanne
rubidiumeissanne
elative
rubidiumistanne
rubidiumeistanne
illative
rubidiumiinne
rubidiumeihinne
adessive
rubidiumillanne
rubidiumeillanne
ablative
rubidiumiltanne
rubidiumeiltanne
allative
rubidiumillenne
rubidiumeillenne
essive
rubidiuminanne
rubidiumeinanne
translative
rubidiumiksenne
rubidiumeiksenne
abessive
rubidiumittanne
rubidiumeittanne
instructive
comitative
—rubidiumeinenne
third-person possessor
singular
plural
nominative
rubidiuminsa
rubidiuminsa
accusative
nom.
rubidiuminsa
rubidiuminsa
gen.
rubidiuminsa
genitive
rubidiuminsa
rubidiumiensa
partitive
rubidiumiaan rubidiumiansa
rubidiumejaan rubidiumejansa
inessive
rubidiumissaan rubidiumissansa
rubidiumeissaan rubidiumeissansa
elative
rubidiumistaan rubidiumistansa
rubidiumeistaan rubidiumeistansa
illative
rubidiumiinsa
rubidiumeihinsa
adessive
rubidiumillaan rubidiumillansa
rubidiumeillaan rubidiumeillansa
ablative
rubidiumiltaan rubidiumiltansa
rubidiumeiltaan rubidiumeiltansa
allative
rubidiumilleen rubidiumillensa
rubidiumeilleen rubidiumeillensa
essive
rubidiuminaan rubidiuminansa
rubidiumeinaan rubidiumeinansa
translative
rubidiumikseen rubidiumiksensa
rubidiumeikseen rubidiumeiksensa
abessive
rubidiumittaan rubidiumittansa
rubidiumeittaan rubidiumeittansa
instructive
comitative
—rubidiumeineen rubidiumeinensa :

## French
### Pronunciation

* IPA: /ʁy.bi.djɔm/
* Audio:(file)

### Noun

rubidium m (uncountable)
* rubidium

### Further reading

* “rubidium”, in Trésor de la langue française informatisé [Digitized Treasury of the French Language], 2012.

## Latin
### Pronunciation

* (Classical Latin) IPA: /ruːˈbi.di.um/, [ruːˈbɪd̪iʊ̃ˑ]
* (modern Italianate Ecclesiastical) IPA: /ruˈbi.di.um/, [ruˈbiːd̪ium]

### Noun

rūbidium n (genitive rūbidiī); second declension
* rubidium

#### Declension

Second-declension noun (neuter).

## Limburgish
### Pronunciation

* IPA: [ʁyˈbi˦ɖɔ˧m]

### Noun

rubidium n
* (uncountable) rubidium
* A part of rubidium

## Malay
### Etymology

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

### Pronunciation

* IPA: [rubidiom], [rubidiəm]
* Rhymes: -iom, -jom, -om

### Noun

rubidium
* rubidium (element with atomic number 37)

## Swedish
### Pronunciation

* Audio:(file)

### Noun

rubidium n (uncountable)
* rubidium

#### Declension
### References

* rubidium in Svensk ordbok (SO)
* rubidium in Svenska Akademiens ordlista (SAOL)
* rubidium in Svenska Akademiens ordbok (SAOB)
* Svensk MeSH