Word | Noun | Adjective | Verb | Adverb |
---|---|---|---|---|
promethium | Yes | No | No | No |
metallic element | Yes | No | No | No |
promethium (noun) | metallic element (noun) |
---|---|
a soft silvery metallic element of the rare earth group having no stable isotope; was discovered in radioactive form as a fission product of uranium | any of several chemical elements that are usually shiny solids that conduct heat or electricity and can be formed into sheets etc. |