Etymology

somniferous

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Today it means: causing or inducing sleep, normally with harmful overtones. Full definition →

Latin somnifer
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The story

  1. Latin · derived fromsomnifer
  2. English todaysomniferous

From Latin somnifer + -ous, from somnus (“sleep”) + ferre (“to bring”).

Etymology from Wiktionary, CC BY-SA 4.0.