[som-nif-er-uh s, suh m-]
- bringing or inducing sleep, as drugs or influences.
Origin of somniferous
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for somniferous
It must have been a work of vast ability in the somniferous school of literature.The Scarlet Letter
Claude Bernard thought it the most somniferous of the opium alkaloids.Poisons: Their Effects and Detection
Alexander Wynter Blyth
Caro spoke of his "serious blague," while Victor Hugo found him "somniferous."Egoists
Two o'clock has just struck, and no somniferous result has followed.Caper-Sauce
Quaffing it down, and betaking himself to bed, under its somniferous influence, the Wye waterman is soon in the land of dreams.Gwen Wynn
- rare tending to induce sleep
C17: from Latin somnifer (from somnus sleep + ferre to do) + -ous
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Word Origin and History for somniferous
Online Etymology Dictionary, © 2010 Douglas Harper
- Inducing sleep; soporific.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.