1. Cannabis: A plant genus that produces compounds known as cannabinoids, which include THC (tetrahydrocannabinol) and CBD (cannabidiol), among others. Cannabis is used for medicinal, recreational, and industrial purposes.

2. THC (Tetrahydrocannabinol): The primary psychoactive compound in cannabis that produces the sensation of being "high." It is responsible for the majority of the psychological effects of marijuana.

3. CBD (Cannabidiol): A cannabinoid known for its potential therapeutic effects, including reducing anxiety and pain without inducing the psychoactive effects associated with THC.

4. Indica: One of the primary types of cannabis, known for its sedative effects and typically recommended for nighttime use. Indica strains are often associated with physical relaxation and relief from chronic pain and insomnia.

5. Sativa: Another primary type of cannabis recognized for its energizing effects. Sativa strains are often recommended for daytime use and can help boost creativity, focus, and mood.

6. Hybrid Strains: Cannabis strains that are genetically crossbred from Indica and Sativa plants, offering a blend of their effects. Hybrids can be Indica-dominant, Sativa-dominant, or balanced.

7. Terpenes: Aromatic compounds found in cannabis and other plants. Terpenes contribute to the distinct aroma and flavor profiles of different cannabis strains and may also influence their effects.

8. Trichomes: Microscopic, crystal-like structures on the surface of cannabis flowers that produce cannabinoids and terpenes. Trichomes are often a marker of potency and quality.

9. Cannabinoids: Chemical compounds found in the cannabis plant that interact with the body's endocannabinoid system, affecting various physiological and psychological processes. THC and CBD are the most well-known cannabinoids.

10. Legal Age: The minimum age at which individuals are legally permitted to purchase and consume cannabis products, as defined by local laws and regulations.

Understanding these terms is crucial for navigating the cannabis industry as a consumer, business professional, or regulatory agent.