aktīnijs

Through a European language, from Ancient Greek ἀκτίς (aktís), ἀκτῖν- (aktîn-, “ray”), because of its radiation.

• IPA^(key): [aktīːnijs]

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aktīnijs m (1st declension)

1. actinium (a metallic chemical element with atomic number 89.)

   aktīnija izotopi ― actinium isotopes

   aktīnijs ir radioaktīvs metāls ― actinium is a radioactive metal