Cannabis has long been used for hemp fibre, for hemp oils, for medicinal purposes, and as a recreational drug. Industrial hemp products are made from cannabis plants selected to produce an abundance of fiber.
https://en.wikipedia.org/wiki/Cannabis
Acapulco gold, Mexican green - a particularly potent variety of marijuana. controlled substance - a drug or chemical substance whose possession and use are controlled by law. marijuana cigarette, reefer, spliff, joint, stick - marijuana leaves rolled into a cigarette for smoking.
http://www.thefreedictionary.com/marihuana
The cannabis plant. 2. The dried flower clusters and leaves of this plant, smoked or ingested as an illicit drug to induce euphoria. In certain jurisdictions, its use is permitted for its presumed benefits in treating symptoms associated primarily with cancer and AIDS, such as nausea and loss of appetite.
http://www.thefreedictionary.com/marihuana
He highlights the bigoted hysteria underlying the Harrison Narcotics Act of 1914 and the Marihuana Tax Act of 1937: the talk of numberless dope fiends, cocaine niggers, marijuana-crazed Mexicans, and sinister Chinese luring white women into their opium dens.
http://www.thefreedictionary.com/marihuana
Medical cannabis (or medical marijuana) refers to the use of cannabis and its constituent cannabinoids, to treat disease or improve symptoms. Cannabis is used to reduce nausea and vomiting during chemotherapy, to improve appetite in people with HIV/AIDS, and to treat chronic pain and muscle spasms.
https://en.wikipedia.org/wiki/Cannabis
A marijuana plant. noun. The definition of marijuana is the leaves of a cannabis plant that are used as a drug that can be smoked or consumed in order to create a feeling of being euphoric or high.. An example of marijuana is the leaves of a plant that people roll up into the form of a cigarette in order to smoke and get high. ⌂ or mar·i·hua′na. 1  hemp  () its dried leaves and flowers, smoked, esp. in the form of cigarettes, for euphoric effects.
http://www.yourdictionary.com/marijuana
The situation is ironical, since so much research has been done on marihuana, often in unsuccessful attempts to prove its dangerous and addictive character, that we know more about it than about most prescription drugs.
http://www.thefreedictionary.com/marihuana
Cannabis (/ˈkænəbɪs/) is a genus of flowering plant that includes three species (and seven taxa) or subspecies, sativa, indica, and ruderalis. The plant is indigenous to central Asia and the Indian subcontinent.
https://en.wikipedia.org/wiki/Cannabis
Whether the drug and non-drug, cultivated and wild types of Cannabis constitute a single, highly variable species, or the genus is polytypic with more than one species, has been a subject of debate for well over two centuries. This is a contentious issue because there is no universally accepted definition of a species.
https://en.wikipedia.org/wiki/Cannabis
The herb was referred to as hempe in A.D. 1000 and listed in a dictionary under that English name. Supporters of the notorious Pancho Villa first used the name marijuana in 1895 in Sonora, Mexico. They called the mood-altering herb they smoked marijuana.
http://medical-dictionary.thefreedictionary.com/Marijuana
define marijuana
Marijuana is the leaves of a cannabis plant that are used as a drug that can be smoked or consumed in order to create a feeling of being euphoric or high.