hallucinogens

Drugs capable of inducing illusions, hallucinations, delusions, paranoid ideations, and other alterations of mood and thinking. Despite the name, the feature that distinguishes these agents from other classes of drugs is their capacity to induce states of altered perception, thought, and feeling that are not experienced otherwise. ... (12 Dec 1998)...
Found on http://www.encyclo.co.uk/local/20973

Hallucinogens

Drugs that induce hallucinations.
Found on http://thewellnessshop.co.uk/healthandwellbeing/glossary.html

Hallucinogens

Drugs that stimulate the nervous system and produce varied changes in perception and mood.
Found on http://www.translationdirectory.com/glossaries/glossary046.htm
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