01 Word definition

planetarium

11 letters · 5 vowels · 6 consonants

Is PLANETARIUM a word?

Yes. PLANETARIUM is a 11-letter noun. a building housing an instrument for projecting the positions of the planets onto a domed ceiling Check the official dictionary for your particular word game before playing it.

Correct spelling

How do you spell PLANETARIUM?

P-L-A-N-E-T-A-R-I-U-M

PLANETARIUM contains 11 letters, begins with P, and ends with M.

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Meaning and definition

1noun

  1. a building housing an instrument for projecting the positions of the planets onto a domed ceiling

2noun

  1. an optical device for projecting images of celestial bodies and other astronomical phenomena onto the inner surface of a hemispherical dome

Source: Open English WordNet 2025 (CC BY 4.0) ↗
Scrabble score15points
Words With Friends20points
Word length11letters

02 Letter breakdown

How is PLANETARIUM spelled?

P1L2A3N4E5T6A7R8I9U10M11
Starts withPLAFirst 3 letters
Ends withIUMLast 3 letters
Unique letters10Repeats A
Vowel balance5 / 6Vowels / consonants

03 Word-game status

Can you play PLANETARIUM?

Listed

UnscramblerHQ dictionary

This spelling is present in our broad English solver dictionary.

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Scrabble

Base tile value: 15 points. Confirm eligibility in the official word list used for your region and edition.

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Words With Friends

Base tile value: 20 points. Confirm eligibility inside the current game dictionary.

FAQ Quick answers

About PLANETARIUM.

How do you spell PLANETARIUM?

PLANETARIUM is spelled P-L-A-N-E-T-A-R-I-U-M. It contains 11 letters.