Word | Noun | Adjective | Verb | Adverb |
---|---|---|---|---|
tantalum | Yes | No | No | No |
niobite | Yes | No | No | No |
tantalum (noun) | niobite (noun) |
---|---|
a hard grey lustrous metallic element that is highly resistant to corrosion; occurs in niobite and fergusonite and tantalite | a black mineral that is an ore of niobium and tantalum |