Word.ws English Dictionary

sleep inertia

sleep inertia noun: the feeling of temporary disorientation and decline in mental or physical performance after waking up.

Noun

sleep inertia (uncountable)

  1. The feeling of temporary disorientation and decline in mental or physical performance after waking up.

Questions about sleep inertia

What does sleep inertia mean?
Sleep inertia means the feeling of temporary disorientation and decline in mental or physical performance after waking up.
What part of speech is sleep inertia?
Sleep inertia is a noun.

Words near sleep inertia in the dictionary

  1. sleep funny
  2. sleep hygiene
  3. sleep in
  4. sleep in heavenly peace
  5. sleep in with
  6. sleep inertia
  7. sleep it out
  8. sleep like a baby
  9. sleep like a dog
  10. sleep like a log
  11. sleep like a mouse

Source and license

Adapted from Wiktionary: sleep inertia (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.

Last updated:

Cite this entry: “sleep inertia.” Word.ws, https://word.ws/sleep_inertia. Based on Wiktionary, CC BY-SA 4.0.