Word.ws English Dictionary

deep sleeps

deep sleeps is the plural of deep sleep.

Meaning of deep sleep

Noun

deep sleep (countable and uncountable, plural deep sleeps)

  1. Used other than figuratively or idiomatically: see deep, sleep.
  2. stage 3 of non-rapid eye movement sleep
    Synonyms:
    slow-wave sleep, cataphor
  3. (rare) Artificially induced hibernation in humans for the purpose of long distance space travel.
    • Donnchadh and Gwalcmai, along with the other fourteen teams selected for planetary infiltration, had been put into deep sleep shortly after liftoff from their planet.2004, Robert Doherty, Area 51: Legend, →ISBN

Questions about deep sleeps

What is deep sleeps the plural of?
Deep sleeps is the plural of deep sleep.

Words near deep sleeps in the dictionary

  1. deep six
  2. deep sixed
  3. deep sixes
  4. deep sixing
  5. deep sleep
  6. deep sleeps
  7. deep song
  8. deep songs
  9. deep soul
  10. Deep South
  11. deep space

Source and license

Adapted from Wiktionary: deep sleeps (page history and authors); deep sleep (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Cite this entry: “deep sleeps.” Word.ws, https://word.ws/deep_sleeps. Based on Wiktionary, CC BY-SA 4.0.