Etymology

insomnia

I1N1S1O1M3N1I1A1

Today it means: A sleeping disorder that is known for its symptoms of unrest and the inability to sleep. Full definition →

Latin īnsomnia
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The story

  1. Latin · borrowed fromīnsomnia
  2. English todayinsomnia

Borrowed from Latin īnsomnia, from Latin in- (“without”) + somnus (“sleep”, noun) + -ia, equivalent to in- + somn- + -ia.

Etymology from Wiktionary, CC BY-SA 4.0.