# columbium

> English word · Noun

## Definitions
1. Former name of niobium.

## Etymology
From Columbus + -ium, named after Christopher Columbus by the element’s discoverer, Charles Hatchett.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/columbium