Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • adjective Tending to produce sleep; hypnotic.

from The Century Dictionary.

  • Somnific; soporific; tending to produce sleep.
  • noun That which causes or induces sleep; a soporific.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • adjective inducing or causing sleep
  • noun any pharmaceutical product that causes sleep

Etymologies

from Wiktionary, Creative Commons Attribution/Share-Alike License

From Latin somnus (sleep) + facio (I make)

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Examples

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