Actinium

//ækˈtɪniəm//

Synonyms for "actinium" (2 found)

Ranked by relevance and common usage.

Closest matches (1)

Noun(1 words)
ac

Related words (1)

Noun(1 words)
atomic number 89

Related word relations

OpenGloss and ConceptNet supply richer edges like generalizations, collocations, and derivations.

5 relation types

More general

2 entries

Related terms

4 entries

derived

13 entries

is a

3 entries

related to

12 entries

Translations

81 translations across 75 languages.

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Afrikaans

1 entries
  • aktinium noun (chemical element)

Albanian

2 entries
  • aktin noun (chemical element)
  • aktinium noun (chemical element)

Arabic

1 entries
  • أَكْتِينِيُوم noun (chemical element)

Armenian

1 entries
  • ակտինիում noun (chemical element)

Asturian

1 entries
  • actiniu noun (chemical element)

Azerbaijani

1 entries
  • aktinium noun (chemical element)

Basque

1 entries
  • aktinioa noun (chemical element)

Belarusian

1 entries
  • актыній noun (chemical element)

Breton

1 entries
  • aktiniom noun (chemical element)

Bulgarian

1 entries
  • актиний noun (chemical element)

Burmese

1 entries
  • အက်တီနီယမ် noun (chemical element)

Catalan

1 entries
  • actini noun (chemical element)

Chinese Mandarin

1 entries
  • 錒 /锕 noun (chemical element)

Cornish

1 entries
  • actynyum noun (chemical element)

Czech

1 entries
  • aktinium noun (chemical element)

Danish

1 entries
  • actinium noun (chemical element)

Dutch

1 entries
  • actinium noun (chemical element)

Esperanto

1 entries
  • aktinio noun (chemical element)

Estonian

1 entries
  • aktiinium noun (chemical element)

Faroese

1 entries
  • actinium noun (chemical element)

Finnish

1 entries
  • aktinium noun (chemical element)

French

1 entries
  • actinium noun (chemical element)

Friulian

1 entries
  • atini noun (chemical element)

Galician

1 entries
  • actinio noun (chemical element)

Georgian

1 entries
  • აქტინიუმი noun (chemical element)

German

1 entries
  • Actinium noun (chemical element)

Greek

1 entries
  • ακτίνιο noun (chemical element)

Hebrew

1 entries
  • אַקְטִינְיוּם noun (chemical element)

Hindi

2 entries
  • एक्टिनियम noun (chemical element)
  • एजातु noun (chemical element)

Hungarian

1 entries
  • aktínium noun (chemical element)

Icelandic

1 entries
  • aktín noun (chemical element)

Irish

1 entries
  • achtainiam noun (chemical element)

Italian

1 entries
  • attinio noun (chemical element)

Japanese

1 entries
  • アクチニウム noun (chemical element)

Kashubian

1 entries
  • aktin noun (chemical element)

Kazakh

1 entries
  • актиний noun (chemical element)

Khmer

1 entries
  • អាក់ទីញ៉ូម noun (chemical element)

Korean

1 entries
  • 악티늄 noun (chemical element)

Kyrgyz

1 entries
  • актиний noun (chemical element)

Latin

1 entries
  • actinium noun (chemical element)

Latvian

1 entries
  • aktīnijs noun (chemical element)

Lithuanian

1 entries
  • aktinis noun (chemical element)

Luxembourgish

1 entries
  • Aktinium noun (chemical element)

Macedonian

1 entries
  • актиниум noun (chemical element)

Malay

1 entries
  • aktinium noun (chemical element)

Maltese

1 entries
  • aktinjum noun (chemical element)

Manx

1 entries
  • aghtinnium noun (chemical element)

Mongolian

1 entries
  • актини noun (chemical element)

Norwegian Bokmål

1 entries
  • actinium noun (chemical element)

Persian

1 entries
  • اکتینیم noun (chemical element)

Polish

1 entries
  • aktyn noun (chemical element)

Portuguese

1 entries
  • actínio noun (chemical element)

Romanian

1 entries
  • actiniu noun (chemical element)

Russian

1 entries
  • акти́ний noun (chemical element)

Sanskrit

1 entries
  • एजातु noun (chemical element)

Scottish Gaelic

1 entries
  • aictiniam noun (chemical element)

Serbo-Croatian

4 entries
  • aktinij noun (chemical element)
  • aktinijum noun (chemical element)
  • актиниј noun (chemical element)
  • актинијум noun (chemical element)

Slovak

1 entries
  • aktínium noun (chemical element)

Slovene

1 entries
  • aktinij noun (chemical element)

Spanish

1 entries
  • actinio noun (chemical element)

Swedish

1 entries
  • aktinium noun (chemical element)

Tajik

1 entries
  • актиний noun (chemical element)

Tamil

1 entries
  • அக்டினியம் noun (chemical element)

Thai

1 entries
  • แอกทิเนียม noun (chemical element)

Tibetan

1 entries
  • ཨེག་ཊི་ནིམ noun (chemical element)

Turkish

1 entries
  • aktinyum noun (chemical element)

Turkmen

1 entries
  • aktiniý noun (chemical element)

Ukrainian

1 entries
  • акти́ній noun (chemical element)

Urdu

1 entries
  • عیکٹنیئم noun (chemical element)

Uyghur

1 entries
  • ئاكتىنىي noun (chemical element)

Uzbek

2 entries
  • aktiniy noun (chemical element)
  • актиний noun (chemical element)

Vietnamese

1 entries
  • actini noun (chemical element)

Volapük

1 entries
  • laktinin noun (chemical element)

Welsh

1 entries
  • actiniwm noun (chemical element)

West-Frisian

1 entries
  • actinium noun (chemical element)

Sample sentences

9 total sentences available.

Tatoeba + Wiktionary

Actinium is a radioactive element.

Source: tatoeba (2169931)

Actinium-227 occurs in uranium ore.

Source: tatoeba (2169934)

Actinium-227 is a decay product of uranium-235.

Source: tatoeba (2169936)

Actinium was discovered by André-Louis Debierne in 1899.

Source: tatoeba (2169937)

Showing 4 of 9 available sentences.

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.