# sodium
## English
### Etymology

Coined by British chemist Humphry Davy in 1808, from soda +‎ -ium.

### Pronunciation

* (Received Pronunciation) IPA: /ˈsəʊ.dɪəm/
* (US) enPR: sōʹdē-əm, IPA: /ˈsoʊ.di.əm/
* Audio (US):(file)
* Rhymes: -əʊdiəm

### Noun

sodium (usually uncountable, plural sodiums)
* The chemical element (symbol Na) with an atomic number of 11 and atomic weight of 22.990. It is a soft, waxy, silvery, reactive alkali metal that is never found unbound in nature.
* (attributive) Employing sodium.
** 1960 January, G. Freeman Allen, “"Condor"—British Railways' fastest freight train”, in Trains Illustrated, page 48:From Keighley onwards we had obviously returned to civilisation, for the surrounding country was now studded with the sodium street lights of suburbia and a thickening industrial haze was blotting out the moon.

#### Synonyms

* natrium (rare)

#### Derived terms

* calcium sodium polyphosphate
* decasodium
* disodium
* divalproex sodium
* docusate sodium
* dodecasodium
* foscarnet sodium
* glymidine sodium
* hemisodium
* heptasodium
* hexasodium
* hydrogen sodium arsenate
* metam sodium
* metham sodium
* methylsodium
* monosodium
* nonsodium
* octasodium
* organosodium
* pentasodium
* Pentothal sodium
* porfimer sodium
* radiosodium
* riboflavin-5-sodium phosphate
* sesquisodium
* sodian
* sodic
* sodide
* sodiferous
* sodio-
* sodion
* sodium-23
* sodium acetate
* sodium acetate trihydrate
* sodium adsorption ratio
* sodium alum
* sodium aluminium fluoride
* sodium aluminium phosphate
* sodium aluminum fluoride
* sodium aluminum sulfosilicate
* sodium amalgam
* sodium amide
* sodium amidotrizoate
* sodium Amytal
* sodium amytal
* sodium antimonate
* sodium arsenate
* sodium arsenide
* sodium aurate
* sodium azide
* sodium benzoate
* sodium bicarb
* sodium bicarbonate
* sodium bisulfate
* sodium bisulfite
* sodium bisulphate
* sodium bisulphite
* sodium borohydride
* sodium bromate
* sodium bromide
* sodium carbide
* sodium carbonate
* sodium carbonate peroxyhydrate
* sodium channel
* sodium chlorate
* sodium chloride
* sodium chlorite
* sodium chromate
* sodium citrate
* sodium cocoamphoacetate
* sodium cocoate
* sodium-cooled
* sodium cyanide
* sodium dehydroacetate
* sodium diphenylphosphide
* sodium dithiophosphate
* sodium dodecyl sulfate
* sodium erythorbate
* sodium ethylmercurithiosalicylate
* sodium ferulate
* sodium fluoride
* sodium formate
* sodium gluconate
* sodium glutamate
* sodium hexafluoroantimonate
* sodium hexametaphosphate
* sodium hydride
* sodium hydrogen arsenate
* sodium hydrogen carbonate
* sodium hydrogen phosphate
* sodium hydrogen sulfite
* sodium hydrogen sulphite
* sodium hydroxide
* sodium hypochlorite
* sodium iodide
* sodium iopodate
* sodium lactate
* sodium lamp
* sodium lauroamphoacetate
* sodium lauryl sulfate
* sodium lauryl sulphate
* sodiumlike
* sodium manganate
* sodium metabisulfite
* sodium metabisulphite
* sodium metaphosphate
* sodium monofluorophosphate
* sodium nitrate
* sodium nitrite
* sodium orthophosphate
* sodium oxide
* sodium palmate
* sodium palmitate
* sodium pentothal
* sodium Pentothal
* sodium perborate
* sodium peroxide
* sodium perxenate
* sodium phosphate
* sodium phosphomolybdate
* sodium picosulfate
* sodium plumbate
* sodium polysulfide
* sodium polysulphide
* sodium-potassium pump
* sodium pump
* sodium pyrophosphate
* sodium selenide
* sodium selenite
* sodium silicate
* sodium soap
* sodium sorbate
* sodium stannate
* sodium stearate
* sodium stibogluconate
* sodium sulfate
* sodium sulfide
* sodium sulfite
* sodium sulphate
* sodium sulphide
* sodium sulphite
* sodium tallowate
* sodium tartrate
* sodium terbium borate
* sodium tetraborate
* sodium tetraborate decahydrate
* sodium tetraborate pentahydrate
* sodium thiopental
* sodium thiosulfate
* sodium thiosulphate
* sodium trimetaphosphate
* sodium tripolyphosphate
* sodium tungstate
* sodium vapor lamp
* sodium vapour lamp
* sodium zircofluoride
* stannide of sodium
* suramin sodium
* telluret of sodium
* tetrasodium
* tridecasodium
* trisodium

#### Related terms

* soda

#### Translations
### See also

* amphibole
* borax
* Chile saltpeter, Chile saltpetre
* cryolite
* halite
* natron
* salt
* zeolite

### References

* Sodium on the British Royal Society of Chemistry's online periodic table
* “sodium”, in Lexico, Dictionary.com; Oxford University Press, 2019–2022.

### Anagrams

* modius, odiums

## French
### Pronunciation

* IPA: /sɔ.djɔm/
* Audio (Paris):(file)
* Audio:(file)

### Noun

sodium m (uncountable)
* sodium

#### Derived terms

* hydroxyde de sodium

### Further reading

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