Meanings
plural uraniums · humorous nonstandard plural urania
- countableuncountablechemistryThe element with atomic number 92 and symbol U. A radioactive silvery-grey metal in the actinide series.
Incorrigible Quid-nuncs, / We would see what would come / Of pelting heaven with chunks / Of crude uranium.
1962, Robert Frost, “The Milky Way Is a Cowpath”, in In the Clearing, New York: Holt, Rinehart & Winston, page 871 more example
The head of the UN’s nuclear watchdog says US strikes on Iran fell short of causing total damage to its nuclear program and that Tehran could restart enriching uranium “in a matter of months,” contradicting President Donald Trump’s claims the US set Tehran’s ambitions back by decades.
2025 June 29, Laura Sharman and Sophie Tanno, “UN nuclear watchdog chief says Iran could again begin enriching uranium in ‘matter of months’”, in CNN- countablechemistryAn atom of this element.
Synonyms & antonyms
nouna heavy toxic silvery-white radioactive metallic element; occurs in many isotopes; used for nuclear fuels and nuclear weapons
Synonym sets from Open English WordNet, CC BY 4.0.
Origin
- Ancient Greekοὐρᾰνός (ourănós)
- Ancient GreekΟὐρᾰνός (Ourănós)
- LatinŪranus
- EnglishUranus
- Englishuranium
After Uranus (the planet), + -ium.
Full word history & related roots →Translations
Afrikaans uraan
- uraanuranium (element)
Arabic يُورَانِيُوم, أُورَانِيُوم
- يُورَانِيُوم (yūrāniyūm)uranium (element)
- أُورَانِيُوم (ʔūrāniyūm)uranium (element)
Basque uranioa
- uranioauranium (element)
Bulgarian ура́н
- ура́н (urán)uranium (element)
Catalan urani
- uraniuranium (element)
Chinese Cantonese 鈾 /铀
- 鈾 /铀uranium (element)
Chinese Mandarin 鈾 /铀
- 鈾 /铀 (yóu)uranium (element)
Czech uran
- uranuranium (element)
Danish uran
- uranuranium (element)
Dutch uranium, uraan
- uraniumuranium (element)
- uraanuranium (element)
Esperanto uranio
- uraniouranium (element)
Estonian uraan
- uraanuranium (element)
Finnish uraani
- uraaniuranium (element)
French uranium
- uraniumuranium (element)
German Uran
- Uranuranium (element)
Greek ουράνιο
- ουράνιο (ouránio)uranium (element)
Hebrew אורניום
- אורניום (urányum)uranium (element)
Hindi किरणातु, यूरेनियम
- किरणातु (kirṇātu)uranium (element)
- यूरेनियम (yūreniyam)uranium (element)
Hungarian urán
- uránuranium (element)
Icelandic úran
- úranuranium (element)
Irish úráiniam
- úráiniamuranium (element)
Italian uranio
- uraniouranium (element)
Japanese ウラン
- ウラン (uran)uranium (element)
Korean 우라늄, 우란
- 우라늄 (uranyum)uranium (element)
- 우란 (uran)uranium (element)
Latin uranium
- uraniumuranium (element)
Latvian urāns
- urānsuranium (element)
Lithuanian uranas
- uranasuranium (element)
Malay uranium
- uraniumuranium (element)
Māori konukarihi
- konukarihiuranium (element)
Norwegian Bokmål uran
- uranuranium (element)
Persian اورانیوم
- اورانیوم (orâniyom)uranium (element)
Polish uran
- uranuranium (element)
Portuguese urânio
- urâniouranium (element)
Romanian uraniu
- uraniuuranium (element)
Russian ура́н
- ура́н (urán)uranium (element)
Scottish Gaelic uranium
- uraniumuranium (element)
Slovak urán
- uránuranium (element)
Spanish uranio
- uraniouranium (element)
Swahili urani, uraniamu
- uraniuranium (element)
- uraniamuuranium (element)
Swedish uran
- uranuranium (element)
Tagalog uranyo
- uranyouranium (element)
Tamil அடரியம், யுரேனியம்
- அடரியம் (aṭariyam)uranium (element)
- யுரேனியம் (yurēṉiyam)uranium (element)
Thai ยูเรเนียม
- ยูเรเนียม (yuu-ree-nîiam)uranium (element)
Turkish uranyum
- uranyumuranium (element)
Ukrainian ура́н
- ура́н (urán)uranium (element)
Urdu یورینیئم
- یورینیئم (yūreniyam)uranium (element)
Vietnamese urani, uran
- uraniuranium (element)
- uranuranium (element)
Welsh wraniwm
- wraniwmuranium (element)
Yiddish אוראַניום
- אוראַניום (uranyum)uranium (element)
Rhymes & wordplay
Rhymes with uranium
Cite this entry
uranium. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/uranium
“uranium.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/uranium. Accessed November 2, 2026.
WatkinsX Dictionary, s.v. “uranium,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/uranium.
Source: uranium on Wiktionary, CC BY-SA 4.0.