Word Study
columbian |
columbian mammoth |
columbic |
columbidae |
columbier |
columbiferous
| columbiform bird
| columbiformes
| columbin
| columbine
| columbite
columbiferous
CIDE DICTIONARY
columbiferous, a. [Columbium + -ferous.].
Producing or containing columbium. [1913 Webster]
For further exploring for "columbiferous" in Webster Dictionary Online