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Brain activity during deep sleep Crossword Clue
Here is the answer for the crossword clue Brain activity during deep sleep last seen in Newsday puzzle. We have found 40 possible answers for this clue in our database. Among them, one solution stands out with a 98% match which has a length of 11 letters. We think the likely answer to this clue is DELTARHYTHM.
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Crossword Answer For Brain activity during deep sleep:
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40 Potential Answers:
| Rank | Answer | Length | Source | Date |
|---|---|---|---|---|
| 98% | DELTARHYTHM Brain activity during deep sleep | (11) | Newsday | Feb 13, 2019 |
| 3% | EYES Organs closed during sleep | (4) | LA Times Daily | Sep 30, 2025 |
| 3% | OWLS "Wise" birds that sleep during the day | (4) | ||
| 3% | COMAS Deep sleeps | (5) | Thomas Joseph | Aug 19, 2025 |
| 3% | REM Deep sleep letters | (3) | ||
| 3% | COMA Deep sleep | (4) | Thomas Joseph | Aug 6, 2025 |
| 3% | DEADTOTHEWORLD In a very deep sleep (4,2,3,5) | (14) | ||
| 3% | COMMA In deep sleep, minute butterfly | (5) | The Times Quick Cryptic | Jul 2, 2025 |
| 2% | ABYSS Deep chasm | (5) | The Telegraph Quick | Oct 18, 2025 |
| 2% | SOPORE With deep sleep: devinxit membra ____ / somnus, Lucr. DRN 4.453-4 | (6) | The Times O Tempora | Oct 18, 2025 |
Last appeared together with the following clues in Newsday puzzle
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We found 40 solutions for Brain activity during deep sleep. The top solutions are determined by popularity, ratings and frequency of searches. The most likely answer for the clue is DELTARHYTHM.
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