Word | Noun | Adjective | Verb | Adverb |
---|---|---|---|---|
atomic number 21 | Yes | No | No | No |
metallic element | Yes | No | No | No |
atomic number 21 (noun) | metallic element (noun) |
---|---|
a white trivalent metallic element; sometimes classified in the rare earth group; occurs in the Scandinavian mineral thortveitite | any of several chemical elements that are usually shiny solids that conduct heat or electricity and can be formed into sheets etc. |