# planetarium

> English word · Noun · IPA /plænɪˈtɛəɹɪəm/ · frequency rank #39,961

## Definitions
1. A display museum in which images of stars and other astronomical phenomena are projected onto a domed ceiling.
2. An orrery.

## Etymology
Borrowed from New Latin planētārium. Equivalent to planet + -arium.

## Common misspellings (16)
`lpanetarium`, `palnetarium`, `plaentarium`, `planeatrium`, `planetairum`, `planetarimu`, `planetariumm`, `planetarrium`, `planetaruim`, `planetraium`, `planettarium`, `plannetarium`, `plantearium`, `pllanetarium`, `plnaetarium`, `pplanetarium`

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