A really fast thesaurus... with lots of synonyms.
We don't have synonyms for chalcogen yet — it may be a rare, specialized, newly coined, or misspelled word. The closest thesaurus entries we have are halogen, thallogen and chalcogens.
We don't have any synonyms for chalcogen yet.
Think chalcogen belongs in the thesaurus? Recommend it and we'll take a look.