radioactif
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French[edit]
Etymology[edit]
Coined by Pierre Curie and Marie Curie in 1898 from radio- + actif. See quotation.
Adjective[edit]
radioactif (feminine singular radioactive, masculine plural radioactifs, feminine plural radioactives)
- radioactive
- 1898, Pierre Curie and Marie Curie, title of article in Comptes rendus de l'Académie des Sciences t. 127:
- Sur une substance nouvelle radio-active, contenue dans la pechblende
- On a new radioactive substance contained in pitchblende
- 1898, Pierre Curie and Marie Curie, title of article in Comptes rendus de l'Académie des Sciences t. 127:
Further reading[edit]
- “radioactif” in Trésor de la langue française informatisé (The Digitized Treasury of the French Language).