Usually means: Inducing or tending to sleep.
Definitions Related words Mentions History
We found 8 dictionaries that define the word soporiferousness:

General (6 matching dictionaries)
  1. soporiferousness: Wordnik
  2. soporiferousness: Wiktionary
  3. soporiferousness: Dictionary.com
  4. soporiferousness: Webster's 1828 Dictionary
  5. soporiferousness: FreeDictionary.org
  6. soporiferousness: TheFreeDictionary.com

Business (1 matching dictionary)
  1. soporiferousness: Legal dictionary

Medicine (1 matching dictionary)
  1. soporiferousness: Medical dictionary

(Note: See soporiferous as well.)

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Definitions from Wiktionary (soporiferousness)

▸ noun:  The quality of being soporiferous.

Similar:
somniferosity, somniferousness, slumberousness, somnogenicity, somnificity, sombrousness, stuporousness, slumbrousness, soppiness, slopiness, more...

Opposite:
alertness, wakefulness, stimulation

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Similar:
somniferosity, somniferousness, slumberousness, somnogenicity, somnificity, sombrousness, stuporousness, slumbrousness, soppiness, slopiness, more...

Opposite:
alertness, wakefulness, stimulation



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