somnifacient
/ˌsɑmnəˈfeɪʃənt/
adjective
- Causing or inducing sleep.
- Some herbs are known for their somnifacient properties and are used in natural sleep aids.
- The lecturer's monotone voice was almost somnifacient, making several students nod off.
- The warm milk had a somnifacient effect on the restless child.
Antonyms
noun
- A substance or drug that induces sleep.
- He avoided taking any somnifacient before driving.
- The doctor prescribed a mild somnifacient for the patient's insomnia.
- Natural somnifacients like chamomile tea are popular among people who have trouble sleeping.