roentgenium

R1O1E1N1T1G2E1N1I1U1M3
/ɹɛntˈɡɛniəm//ɹʌntˈɡɛniəm/

noun

A transuranic chemical element (symbol Rg) with atomic number 111.

Similar
eka-goldunununiumRgelement 111atomic number 111
Scrabble 14
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Meanings

nounroentgenium (uncountable)

alternative rare röntgenium

  1. uncountablechemistryA transuranic chemical element (symbol Rg) with atomic number 111.
    1. countablechemistryAn atom of this element.

Synonyms & antonyms

Similar
eka-goldunununium

nouna radioactive transuranic element, with atomic number 111

Similar
Rgelement 111atomic number 111
Broader
chemical elementelement

Synonym sets from Open English WordNet, CC BY 4.0.

Origin

From Roentgen + -ium. Named after Wilhelm Roentgen.

Full word history & related roots →

Translations

Arabic رُونْتْجِينْيُوم
  • رُونْتْجِينْيُوم (rontginyum)chemical element
Bulgarian рьонтгений
  • рьонтгений (rjontgenij)chemical element
Catalan roentgeni
  • roentgenichemical element
Chinese Mandarin 錀 /𬬭
  • 錀 /𬬭 (lún)chemical element
Czech roentgenium
  • roentgeniumchemical element
Danish røntgenium
  • røntgeniumchemical element
Dutch roentgenium
  • roentgeniumchemical element
Esperanto rentgenio
  • rentgeniochemical element
Estonian röntgeenium
  • röntgeeniumchemical element
Finnish röntgenium
  • röntgeniumchemical element
French roentgenium
  • roentgeniumchemical element
German Roentgenium, Röntgenium
  • Roentgeniumchemical element
  • Röntgeniumchemical element
Greek ρεντγκένιο
  • ρεντγκένιο (rentgkénio)chemical element
Hebrew רנטגניום
  • רנטגניוםchemical element
Hungarian röntgénium
  • röntgéniumchemical element
Italian roentgenio
  • roentgeniochemical element
Japanese レントゲニウム
  • レントゲニウム (rentogeniumu)chemical element
Korean 뢴트게늄
  • 뢴트게늄 (roenteugenyum)chemical element
Latvian rentgenijs
  • rentgenijschemical element
Lithuanian rentgenis
  • rentgenischemical element
Malay roentgenium
  • roentgeniumchemical element
Norwegian roentgenium
  • roentgeniumchemical element
Polish roentgen
  • roentgenchemical element
Portuguese roentgênio, roentgénio
  • roentgêniochemical element
  • roentgéniochemical element
Romanian roentgeniu
  • roentgeniuchemical element
Russian рентге́ний
  • рентге́ний (rentgénij)chemical element
Slovak röntgénium
  • röntgéniumchemical element
Spanish roentgenio
  • roentgeniochemical element
Swedish röntgenium
  • röntgeniumchemical element
Tamil யுனுனுனியம்
  • யுனுனுனியம் (yuṉuṉuṉiyam)chemical element
Thai เรินต์เกเนียม
  • เรินต์เกเนียม (rəən-gee-nîiam)chemical element
Turkish röntgenyum
  • röntgenyumchemical element
Ukrainian рентґе́ній
  • рентґе́ній (rentgénij)chemical element

Rhymes & wordplay

Anagrams

nutrigenome
Cite this entry
APA

roentgenium. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/roentgenium

MLA

“roentgenium.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/roentgenium. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “roentgenium,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/roentgenium.

Source: roentgenium on Wiktionary, CC BY-SA 4.0.