Definition of opioid in English:

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opioid

Pronunciation: /ˈəʊpɪɔɪd/
Biochemistry

noun

A compound resembling opium in addictive properties or physiological effects: opioids other than heroin
More example sentences
  • Some of the most addictive pain medications are opioids, a family of drugs that have effects similar to those of opium or morphine.
  • Some opioids are natural compounds derived from opium, others are synthetic medications that work in a similar way.
  • Historical evidence suggests that law enforcement has been useful in the control of alcohol, tobacco, amphetamine, and opioids.

adjective

Relating to or denoting opioids: opioid use
More example sentences
  • For example, the propensity of opioid abusers entering opioid agonist treatment to discount their cocaine use has been previously documented.
  • The medications most often implicated in prescription drug abuse are opioid analgesics, sedative-hypnotics and stimulants.
  • Fentanyl, morphine, and hydromorphone are opioid analgesic medications that may be used for moderate sedation/analgesia.

Origin

1950s: from opium + -oid.

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