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Glossary of terms

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THC

Delta-9- tetrahydrocannabinol (THC), the chemical in cannabis that produces depressant and hallucinogenic effects in the user.

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Therapeutic community

A structured environment in which individuals with drug-related problems live while undergoing rehabilitation. Such communities are often specifically designed for drug-dependent people; they operate under strict rules, are run mainly by people who have recovered from dependence, and are often geographically isolated.

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Tobacco

Any preparation of the dried leaves of Nicotiana tabacum or Nicotiana rustica. The main psychoactive ingredient is nicotine.

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Tolerance

Tolerance to a drug means that the body becomes used to a drug being present and more of the drug is required in order to achieve the same effect felt previously with smaller amounts.

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Tranquilliser

Prescription drugs used for their calming effect.

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Treatment

Assisting people with problems relating to their drug use. May include stopping drug use, cutting down or using with reduced risk. Treatment options include pharmacotherapies used as part of a maintenance program (for example, methadone, counselling and withdrawal).

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Tripping

Refers to the "hallucinogenic experience".

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Twelve step program

Fellowships that aim to aid in the recovery of the consequences of an obsession, dependence or a physical or mental compulsion. Requires members to place their faith in "a higher power". Includes ALANON, ALATEEN, NA, NAR-ANON.

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