Actinon

Noun

Definitionen

1.NounRadon-219 (21986Rn; symbol An), an isotope of radon

2.NounSynonym of radon.

3.NounAn actinide

The Daily Word NerdA new word, a puzzle, and a fun fact — free in your inbox every morning.

Free forever · unsubscribe anytime · all 14 newsletters

That email did not go through — please check it and try again.