Definition of Opioid

1. Noun. A substance that is like opium. ¹



2. Noun. (physiology) Any of the natural substances, such as an endorphin, released in the body in response to pain. ¹

3. Noun. (pharmacology) Any of a group of synthetic compounds that exhibit similarities to the opium alkaloids that occur in nature. ¹

4. Adjective. Pertaining to opioids. ¹

¹ Source: wiktionary.com

Definition of Opioid

1. a peptide that acts like opium [n -S]

Medical Definition of Opioid

1. Originally, a term denoting synthetic narcotics resembling opiates but increasingly used to refer to both opiates and synthetic narcotics. (05 Mar 2000)

Opioid Pictures

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Lexicographical Neighbors of Opioid

opinioned
opinioning
opinionist
opinionists
opinionize
opinionized
opinionizes
opinionizing
opinionless
opinionlessness
opinionmaker
opinionmakers
opinionnaire
opinionnaires
opinions
opioid (current term)
opioid-related disorders
opioid agonist
opioid antagonists
opioid partial agonist
opioid peptides
opioid receptor
opioidlike
opioids
opiomania
opiomelanocortin
opiomelanocortins
opiparous
opipramol
opipramol hydrochloride

Literary usage of Opioid

Below you will find example usage of this term as found in modern and/or classical literature:

1. Overview of Addiction Treatment Effectiveness by Mim J. Landry (1996)
"Naltrexone—For opioid Addiction. Chemically related to naloxone (Narcan), naltrexone (Trexan) is a pure opioid antagonist that removes opioids that ..."

2. Preventing HIV Infection Among Injecting Drug Users in High Risk Countries by Institute of Medicine (U.S.), National Academies Press (U.S. (2007)
"Specifically, increasing the number or proportion of opioid dependent individuals who are treated with opioid agonist maintenance treatment and increasing ..."

3. A Lifelong Passion: Nicholas and Alexandra: Their Own Story by Andrei Maylunas (2005)
"The ability of a number of opioid agonists and antagonists to affect nicotine-induced ... High (10 microM) concentrations of the opioid agonist brema- ..."

4. Harmful Non-Indigenous Species in the United States (1994)
"Initially, pharmacological studies indicated that opioid receptor antagonists, ... Subsequent clinical trials demonstrated that the opioid antagonist ..."

5. Management of Cancer Pain: Clinical Practice Guidelines by DIANE Publishing Company (1995)
"Constipation is an almost universal complication of opioid use, so all patients ... Sedation is a frequent side effect of initial opioid use; however, ..."

6. Acute Pain Management: Operative Or Medical Procedures and Trauma Clinical by Daniel B. Carr, Ada K. Jacox (1997)
"For example, the question of possible withdrawal from preexisting opioid use may be raised because sympathetic nervous system stimulation (restlessness, ..."

7. Drug Abuse and Drug Abuse Research (1991): The Third Triennial Report to edited by MaryLouise Embrey, Christine R. Hartel (1999)
"Although significant progress has been made, there is, to date, no published sequence of any of the opioid receptors, either at the protein or DNA levels. ..."

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