Soporific
/ˌsɒpəˈrɪfɪk/noun
Causing sleep or drowsiness.
Did you know?Soporific comes from Latin sopor, meaning “deep sleep,” plus -ficus, “making,” so it was built as a true “sleep-maker” word long before modern medicine.
Etymological Timeline
Proto-Indo-European
PIE
*swep-
“to sleep”
Latin
Latin
sopor
“deep sleep, drowsiness”
Latin
Latin
soporificus
“sleep-inducing, causing sleep”
16th Century
English
soporific
“causing sleep or drowsiness”
Modern English
English
soporific
“causing sleep or drowsiness”
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