What does cannabinoid mean?
A cannabinoid is any of a family of chemical compounds that interact with cannabinoid receptors, specialized proteins found throughout the nervous system and other tissues of many animals. The best-known cannabinoids are THC, responsible for the psychoactive effects of cannabis, and cannabidiol (CBD), valued for potential therapeutic uses without intoxication. Crucially, the term extends beyond the plant: humans and other animals produce their own cannabinoids, known as endocannabinoids, which play key roles in regulating appetite, memory, sleep, immune response, and pain sensation. Chemists have also developed synthetic cannabinoids for research and medicine. Because it spans pharmacology, law, and public health discourse, 'cannabinoid' is an essential word in contemporary discussions about medical marijuana, drug policy, and the science of how plant compounds affect the human body.
nounAny of a group of chemical compounds that act on cannabinoid receptors in the body, including those found naturally in cannabis (such as THC and CBD) and similar compounds produced by the body or synthesized in laboratories.
- A chemical compound (such as THC or CBD) derived from the cannabis plant that interacts with the body's cannabinoid receptors.
- Any compound — whether produced naturally by the human body (endocannabinoids) or manufactured synthetically — that binds to cannabinoid receptors.
"Researchers isolated a new cannabinoid from the plant and began studying its effects on pain perception."
"The endocrinologist explained how endogenous cannabinoids help regulate appetite, sleep, and mood."
"Regulators warned that synthetic cannabinoids sold as herbal incense could be far more potent than natural cannabis."
Standard regular plural; commonly used to refer to the entire class of such compounds.
"Different cannabinoids produce different effects on the body and mind."
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Etymology of cannabinoid
The word 'cannabinoid' is formed from 'cannabis', the Latin name for the hemp plant, borrowed ultimately from Greek 'kannabis'. The combining form '-oid', from Greek '-oeides' meaning 'resembling' or 'in the form of', was appended to denote substances resembling or derived from cannabis. The term emerged in twentieth-century scientific literature as researchers began isolating and characterizing the active constituents of the plant.
Related word forms
How cannabinoid is actually used
Predominantly a scientific, medical, and legal term; it carries a clinical register rather than a casual one. The plural 'cannabinoids' is common when referring to the class of compounds collectively.
Easily confused with cannabinoid
Cannabis refers to the plant itself, while a cannabinoid is one of the specific chemical compounds found in or related to that plant.