niobium


ni·o·bi·um

noun \nī-ˈō-bē-əm\

Definition of NIOBIUM

: a lustrous light gray ductile metallic element that resembles tantalum chemically and is used in alloys—symbol Nb; called also columbium; see element table

Seen & Heard

What made you want to look up niobium? Please tell us where you read or heard it (including the quote, if possible).

Get Our Free Apps
Voice Search, Favorites,
Word of the Day, and More
Join Us on FB & Twitter
Get the Word of the Day and More