English Explanatory Dictionary

radioactinium

English dictionary entry

Meanings

noun
  1. The radioactive isotope of actinium, 22789Ac, having a half-life of 21.7 years

Word forms

radioactinium

Etymology

From radio- + actinium.

Synonyms

actinium-227
This entry uses open data from Wiktionary (CC BY-SA/GFDL). Word forms are used for search and are not indexed as separate pages.
Back to search All on R Russian dictionary Dahl dictionary