# Centennial State

> English word · Proper noun

## Definitions
1. Official nickname for Colorado: a state of the United States.

## Etymology
A nickname alluding to the fact that Colorado was admitted to the Union in the centennial year, 1876.

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