Sitter
6 lettersnounrareUpdated June 2026
Definition
A Dutch astronomer who calculated the size of the universe and proposed that it is expanding, active in the late nineteenth and early twentieth centuries.
“The lecture explored how Sitter's theoretical models influenced the development of modern cosmology.”
Pronunciation
Syllables
sit·ter
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Word Game Tips
Wordle
Contains S, I, T, T, E, R with a double T, all very common letters making it a strong Wordle opener
Scrabble
Worth 6 points, common letters offer good board coverage though the tile value is modest overall
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Change a single letter of “sitter” to make these 6-letter words — useful for Wordle and crossword clues.
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