
1) Any opiumlike substance 2) Sedating substance 3) Sedative substance
Found on
https://www.crosswordclues.com/clue/opioid

An opioid is any psychoactive chemical that resembles morphine or other opiates in its pharmacological effects. Opioids work by binding to opioid receptors, which are found principally in the central and peripheral nervous system and the gastrointestinal tract. The receptors in these organ systems mediate both the beneficial effects and the side e...
Found on
http://en.wikipedia.org/wiki/Opioid

A substance used to treat moderate to severe pain. Opioids are like opiates, such as morphine and codeine, but are not made from opium. Opioids bind to opioid receptors in the central nervous system. Opioids used to be called narcotics. An opioid is a type of alkaloid.
Found on
http://www.cancer.gov/dictionary?expand=O

narcotic drug, natural or synthetic
Found on
http://www.cat-world.com.au/glossary

Originally, a term denoting synthetic narcotics resembling opiates but increasingly used to refer to both opiates and synthetic narcotics. ... (05 Mar 2000) ...
Found on
http://www.encyclo.co.uk/local/20973

(o´pe-oid) any synthetic narcotic that has opiatelike activities but is not derived from opium. denoting naturally occurring peptides, such as enkephalins, that exert opiate-like effects by interacting with opiate receptors of cell membranes. See also opioid analgesic.
Found on
http://www.encyclo.co.uk/local/21001

1. A synthetic narcotic that resembles the naturally occurring opiates. 2. Any substance that binds
Found on
http://www.encyclo.co.uk/local/22410

Type: Term Pronunciation: ō′pē-oyd Definitions: 1. Originally, a term denoting synthetic narcotics resembling opiates but increasingly used to refer to both opiates and synthetic narcotics.
Found on
http://www.medilexicon.com/medicaldictionary.php?t=63021

Opioid: 1. A synthetic narcotic that resembles the naturally occurring opiates. 2. Any substance that binds to or otherwise affects the opiate receptors on the surface of the cell.
Found on
http://www.medterms.com/script/main/art.asp?articlekey=13744

Scientific term denoting both natural and synthetic opiates or opium derived drugs. Opioids are strong analgesics.
Found on
https://www.encyclo.co.uk/local/20528

A strong, painkilling drug that is similar to endorphins. The body makes endorphins in response to pain. Opioid drugs were originally made from opium poppies and can now be man made in the laboratory. Types of opioid include morphine, fentanyl, diamorphine and codeine.
Found on
https://www.encyclo.co.uk/local/20753

Substance with pharmacological action like that of opium or its derivatives. Some people believe that some of the symptoms of ASDare caused by the build up of opiods in the bodies of people with ASD.
Found on
https://www.encyclo.co.uk/local/20836

Synthetic compounds with effects like opium but which are not derived from opium.
Found on
https://www.encyclo.co.uk/local/22445

any opiumlike substance. · any of a group of natural substances, as the endorphins, produced by the body in increased amounts in response to stress and pain. · any of several synthetic compounds, as methadone, having effects similar to natural opium alkaloids and their derivatives.
Found on
https://www.infoplease.com/dictionary/opioid
No exact match found.