opioid

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Related to Analgesics, opioid: Opioid antagonist

o·pi·oid

 (ō′pē-oid′)
n.
Any of various compounds that bind to specific receptors in the central nervous system and have analgesic and narcotic effects, including naturally occurring substances such as morphine; synthetic and semisynthetic drugs such as methadone and oxycodone; and certain peptides produced by the body, such as endorphins. Also called opiate.


o′pi·oid′ adj.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

opioid

(ˈəʊpɪˌɔɪd)
n
(Physiology)
a. any of a group of substances that resemble morphine in their physiological or pharmacological effects, esp in their pain-relieving properties
b. (modifier) of or relating to such substances: opioid receptor; opioid analgesic.
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

o•pi•oid

(ˈoʊ piˌɔɪd)

n.
1. any opiumlike substance, as the endorphins produced by the body or the synthetic compound methadone.
adj.
2. pertaining to such a substance.
[1955–60]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
Translations

opioid

adj & n opioide m
English-Spanish/Spanish-English Medical Dictionary Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.
References in periodicals archive ?
It is indicated for the management of persistent moderate to severe chronic pain that requires continuous, around-the-clock opioid administration for an extended period of time and that cannot be managed by other means such as non-steroidal analgesics, opioid combination products, or immediate-release opioids.
2002;50[suppl.]:S205-24), which contain information on nonopioid analgesics, opioid options, and more.
* KEYWORDS Drug therapy; pain, intractable; analgesics, opioid; primary health care; practice-based research network [non-MESH].