1. A reaction between an acid and a base that yields a salt and water. 2. The rendering ineffective of an action or substance, such as a drug. 3. The change of an acid solution to neutral by titration of an alkaline solution. 4. The change of an alkaline solution to neutral by titration of an acid solution.
Marijuana originated in Central and Southern Asia. It was discovered growing in the wild in China. China is known principally for its tea and opium, the great number of its people, itâs massive high-rises, but not really known for the discovery place of marijuana.
    The term comes from the Mexican word marihuana.. Those in charge (Like Henry J. Anslinger) of marijuana prohibition in the 1920's, when the term became widely us â¦ ed, used the Mexican term to help create a negative attitude toward the plant.onfidence votes 32. Marijuana is the dried buds (and leaves too, sometimes) of the Cannabis Sativa plant. Unlike drugs like heroin, cocaine, or LSD, marijuana does not need to be synthesized or specially prepared.