Meaning ofopioidin English

Noun

1. a substance with opium-like effects; synthetic or natural
   The doctor prescribed an opioid to manage the patient's chronic pain.
2. naturally occurring pain-relievers (endorphins, etc.)
   The body produces natural opioids, such as endorphins, to reduce pain.
3. synthetic compounds mimicking opium alkaloids
   The new medication is an opioid used to treat severe pain.