“Lacking a key, in music” crossword clue

Reveal the answer to see why it works and where this clue has appeared before.ATONAL is the answer to the New York Times crossword clue “Lacking a key, in music”. It was last seen in the puzzle of January 5, 2026, where it runs at 6 Down and fills 6 squares. It crosses 6 other entries in that grid — those are listed below and are the quickest way to confirm the letters you already have.