OPIOID meaning: Substances that act on receptors

We found 18 dictionaries that define the word opioid:

General (11 matching dictionaries)

opioid: Merriam-Webster.com
opioid: Oxford Learner's Dictionaries
opioid: American Heritage Dictionary of the English Language
opioid: Collins English Dictionary
Opioid, opioid: Wordnik
opioid: Wiktionary
opioid: Webster's New World College Dictionary, 4th Ed.
opioid: Infoplease Dictionary
opioid: Dictionary.com
Opioid: Wikipedia, the Free Encyclopedia
opioid: Dictionary/thesaurus

Medicine (6 matching dictionaries)

Dorland's Illustrated Medical Dictionary (No longer online)
Opioid: MedTerms.com Medical Dictionary
online medical dictionary (No longer online)
opioid: Dictionary of Cancer Terms
opioid: Medical dictionary
Opioid: Drug Medical Dictionary

Tech (1 matching dictionary)

Washington State Definitions and Abbreviations of Vetrinary Terms (No longer online)

Google, News, Wikipedia, Reddit, X, BlueSky, Kagi

Definitions from Wiktionary (opioid)

▸ noun:  A substance that has effects similar to opium:
▸ noun:  (physiology) Any of the natural substances, such as an endorphin, released in the body in response to pain; an endogenous opioid.
▸ noun:  (pharmacology) Any of a group of synthetic compounds that exhibit similarities to the opium alkaloids that occur in nature.

Opposite:

non-opioid, anti-opioid, non-narcotic

Types:

oxycodone, morphine, heroin, fentanyl, hydrocodone, codeine, hydromorphone, oxymorphone, more...

Phrases:

opioid receptors, opioid peptides, Opioid receptor, opioid analgesics, endogenous opioid, more...

Adjectives:

synthetic, acting, endogenous, strong, weak, potent, new, alternative, oral, different, specific

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