Definition of somniferous in English:

somniferous

adjective

  • Tending to induce sleep; soporific.

    • ‘Elsewhere, Sleep, one of the album's stand out tracks, is about as somniferous as a pneumatic drill.’
    • ‘His room is equipped with a window-mounted air conditioner - a welcome antidote to high heat indexes and, in Urlacher's case, a somniferous aid.’
    • ‘They all indulge in their familiar, somniferous spiels.’
    • ‘In somniferous mumbles, he reads aloud the entire song.’
    • ‘This book helps put aside what the late Prof. Takaaki Aikawa described as the ‘somniferous romanticism’ with which the Westerner approaches Japanese studies.’
    mesmerizing, mesmeric, spellbinding, entrancing, bewitching, fascinating, irresistible, compelling
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Origin

Early 17th century: from Latin somnifer (from somnium ‘dream’) + -ous.

Pronunciation

somniferous

/sämˈnifərəs//sɑmˈnɪfərəs/