astatine
0 antonyms and opposites of astatine, grouped by meaning.
Noun — A highly radioactive chemical element (symbol At), one of the halogens, with atomic number 85.
We haven't recorded synonyms for astatine yet. You can still read its full definition, where it comes from, or words that rhyme with it.
Etymology
From Ancient Greek ἄστατος (ástatos, “unstable”) + -ine.
Full origin of astatine →