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soporiferous

[sop-uh-rif-er-uh s, soh-puh-]
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adjective
  1. bringing sleep; soporific.
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Origin of soporiferous

1580–90; < Latin sopōrifer (sopōr-, combining form of sopor sopor + -i- -i- + -fer -fer) + -ous
Related formssop·o·rif·er·ous·ly, adverbsop·o·rif·er·ous·ness, nounun·sop·o·rif·er·ous, adjectiveun·sop·o·rif·er·ous·ly, adverbun·sop·o·rif·er·ous·ness, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for soporiferous

Historical Examples

  • Happily, however, that soporiferous monotony is beginning to get obsolete.

    The Wanderer (Volume 3 of 5)

    Fanny Burney

  • These may be called the properties of a verb; and like those of opium, they are soporiferous properties.

  • The garden is also enriched by the cucumber, the soporiferous poppy, and the daffodil, and the acanthus.

    London

    Walter Besant

  • At last the soporiferous fumes of the wine lulled him into a gentle repose.

  • The English, on the return of the herald, went to sleep, for the presence of the herald always had a soporiferous influence.

    The Comic History Of England

    Gilbert Abbott A'Beckett