The clue "23rd Greek letter" last appeared in the L.A. Times Daily crossword on April 17, 2022. The correct answer for this puzzle is "PSI", a 3-letter word.
Solution PSI is our most searched for solution by our visitors. Solution PSI is 3 letters long. We have 5 further solutions of the same word length.
There are 10 solutions. The longest is OMEGA with 5 letters, and the shortest is ETA with 3 letters.
Yes, "23RD GREEK LETTER" is currently trending (last update: 28 Dec 2025). Many solvers seem to find this clue challenging! Other clues with traffic peaks today are: Perfect, ___ tree, Try, Friendly and Unique.
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Solutions are between 3 and 5 letters long.