Word.ws English Dictionary

semisomnia

semisomnia noun: a chronic state of low-grade exhaustion caused by too little or fitful sleep.

Noun

semisomnia (uncountable)

  1. (neologism) A chronic state of low-grade exhaustion caused by too little or fitful sleep.
    • Like many people, Heidi is suffering from the effects of modern society's non-stop nature, and she is also struggling to separate her work and home life - what I call the "Blackberry-Bushed" cause of semisomnia.2007 December 7, Catherine Vonledebur, “Too tired to get night's sleep”, in Coventry Evening Telegraph

Origin of semisomnia

From Latin semi- (“half”) + somnus (“sleep”) + -ia. Compare with insomnia. Coined by British sleep expert Neil Stanley in 2007.

Questions about semisomnia

What does semisomnia mean?
Semisomnia means a chronic state of low-grade exhaustion caused by too little or fitful sleep.
What part of speech is semisomnia?
Semisomnia is a noun.

Words near semisomnia in the dictionary

  1. semisolidity
  2. semisolids
  3. semisolitary
  4. semisolute
  5. semisomnambulistic
  6. semisomnia
  7. semisomnolence
  8. semisomnolent
  9. semisovereign
  10. semisovereignty
  11. semispace

Source and license

Adapted from Wiktionary: semisomnia (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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