planetarium
What is another word for planetarium? Here is its meaning, with related words and examples.
Noun — A building or theatre with a domed ceiling used to project images of stars, planets, and other astronomical scenes for viewers below.
We haven't recorded synonyms for planetarium yet. You can still read its full definition, where it comes from, or words that rhyme with it.
How to use planetarium
The word patterns that sound natural to a native speaker.
Etymology
Formed from planet plus the Latin ending -arium (a place for something), on the model of words like aquarium.
Full origin of planetarium →