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soporific

soporific

9.4
A medicine that makes you sleep
  • noun
  • /ˌsɒpəˈrɪfɪk/
  • Specialized
translation icon : soporífico
  • Many people use a mild soporific like valerian root to relax before bedtime.

Examples

  • His speech was slow, and yet even that powerful soporific couldn't suppress the excitement in his voice.

    Fiction book (1992)
  • The doctor recommended a soporific to help me sleep after my long flight.

  • After a tiring day, I took a soporific to ensure a good night's sleep.

Synonyms

sleeping draught
vssoporific
  • Archaic
1 8.2

A liquid medicine that makes you sleep

is any sleep inducing substance not limited to liquids
hypnotic
vssoporific
  • Specialized
1 7.1

A medicine that makes you sleep or helps you stay asleep

is any substance that induces sleep without medical emphasis
hypnagogue
vssoporific
  • Specialized
9.9

A medicine or plant that makes you feel sleepy

is broader, covering any substance that induces sleep rather than drowsiness
narcoleptic
vssoporific
  • Specialized
9.9

A drug that makes a person very sleepy and fall asleep

is about inducing sleep generally, not sudden irresistible urges
sedative-hypnotic
vssoporific
  • Specialized
7.7

A medicine that reduces anxiety and helps a person sleep

focuses only on causing sleep, not on calming anxiety or depressing CNS
sedative-hypnotic drug
vssoporific
  • Specialized
5.4

A medicine that calms the brain, reduces worry, and makes you sleep

is the simpler term for any sleep inducing substance without extra medical detail

Antonyms

stimulant
  • Specialized
27 4.9

A drug that makes the body and mind more active for a short time

Compounds

To make someone feel sleepy or ready to sleep

How Sleep-Inducing

narcotic
  • NSFW
8 7.1
hypnotic
  • Specialized
1 7.1
soporific
  • Specialized
9.4
sedative
2 5.8

Surface Forms

soporific singular
soporifics plural

Morphology

soporific = sopor + ific

The combining form 'sopor' is not a productive or recognizable English base for most learners and the suffix '-ific' is not transparently understood, so the meaning 'sleep-inducing' cannot be reliably derived by a B1 learner.

Etymology

Soporific (noun) comes from the Latin sopor 'deep sleep' and the ending -fic 'making', so a soporific is literally something that 'makes sleep', like a drug a doctor might give to help you rest.