TERMIUM Plus®
The Government of Canada’s terminology and linguistic data bank.
GRUPO ACTINIDOS [1 record]
Record 1 - internal organization data 2001-05-28
Record 1, English
Record 1, Subject field(s)
- Chemistry
Record 1, Main entry term, English
- actinide series
1, record 1, English, actinide%20series
correct
Record 1, Abbreviations, English
Record 1, Synonyms, English
- actinoid series 2, record 1, English, actinoid%20series
correct
- actinides 3, record 1, English, actinides
correct, plural
- actinide elements 4, record 1, English, actinide%20elements
correct, plural
Record 1, Textual support, English
Record number: 1, Textual support number: 1 DEF
The group of radioactive elements starting with actinium and ending with element 105. 2, record 1, English, - actinide%20series
Record number: 1, Textual support number: 1 OBS
All are classed as metals. Those with atomic number higher than 92 are called transuranic elements. 2, record 1, English, - actinide%20series
Record 1, French
Record 1, Domaine(s)
- Chimie
Record 1, Main entry term, French
- série des actinides
1, record 1, French, s%C3%A9rie%20des%20actinides
correct, feminine noun
Record 1, Abbreviations, French
Record 1, Synonyms, French
- famille des actinides 2, record 1, French, famille%20des%20actinides
correct, feminine noun
- actinides 3, record 1, French, actinides
correct, masculine noun, plural
- famille des éléments 5f 4, record 1, French, famille%20des%20%C3%A9l%C3%A9ments%205f
correct, feminine noun
Record 1, Textual support, French
Record number: 1, Textual support number: 1 DEF
Groupe d'éléments radioactifs, naturels ou artificiels, de numéro atomique variant de 89 à 103 : actinium, thorium, protoactinium ou protactinium, uranium, neptunium (93), plutonium (94), américium (95), curium (96), berkélium, californium, einsteinium, fermium, mendélévium, nobelium et lawrencium. 5, record 1, French, - s%C3%A9rie%20des%20actinides
Record number: 1, Textual support number: 1 CONT
Place des éléments transuraniens et des éventuels éléments superlourds. Un problème de classement se pose pour les éléments lourds à partir de l'actinium (numéro atomique 89). Si on compare avec la période précédente, on devrait trouver une série d'«actinides», métaux à valence 3 dominante, semblables aux lanthanides, et correspondant au remplissage progressif de la sous-couche 5f. 1, record 1, French, - s%C3%A9rie%20des%20actinides
Record number: 1, Textual support number: 1 OBS
actinide : ce nom a été introduit par Seaborg par analogies chimique et électronique avec les lanthanides. L'ensemble est aussi appelé «famille des éléments 5f». 4, record 1, French, - s%C3%A9rie%20des%20actinides
Record 1, Key term(s)
- deuxième série des terres rares
Record 1, Spanish
Record 1, Campo(s) temático(s)
- Química
Record 1, Main entry term, Spanish
- actínidos
1, record 1, Spanish, act%C3%ADnidos
correct, masculine noun, plural
Record 1, Abbreviations, Spanish
Record 1, Synonyms, Spanish
- serie de los actínidos 2, record 1, Spanish, serie%20de%20los%20act%C3%ADnidos
correct, feminine noun
- serie de actínidos 3, record 1, Spanish, serie%20de%20act%C3%ADnidos
correct, feminine noun
- elementos actínidos 4, record 1, Spanish, elementos%20act%C3%ADnidos
masculine noun, plural
- grupo de los actínidos 5, record 1, Spanish, grupo%20de%20los%20act%C3%ADnidos
correct, masculine noun
Record 1, Textual support, Spanish
Copyright notice for the TERMIUM Plus® data bank
© Public Services and Procurement Canada, 2025
TERMIUM Plus®, the Government of Canada's terminology and linguistic data bank
A product of the Translation Bureau
Features
Language Portal of Canada

Access a collection of Canadian resources on all aspects of English and French, including quizzes.
Writing tools

The Language Portal’s writing tools have a new look! Easy to consult, they give you access to a wealth of information that will help you write better in English and French.
Glossaries and vocabularies

Access Translation Bureau glossaries and vocabularies.
- Date Modified: