con·trolled substance (k n-tr ld )n. A drug or chemical substance whose possession and use are regulated under the Controlled Substances Act. |
A drug or other substance, or immediate precursor included in Schedule I, II, III, IV, or V of the Controlled Substances Act.
ThesaurusLegend: Synonyms Related Words Antonyms
| Noun | 1. |  controlled substance - a drug or chemical substance whose possession and use are controlled by lawcannabis, ganja, marihuana, marijuana - the most commonly used illicit drug; considered a soft drug, it consists of the dried leaves of the hemp plant; smoked or chewed for euphoric effect club drug - a controlled substance that is usually taken by young people at dance clubs and raves drug - a substance that is used as a medicine or narcotic hard drug - a narcotic that is considered relatively strong and likely to cause addiction LSD, lysergic acid diethylamide - a powerful hallucinogenic drug manufactured from lysergic acid deoxyephedrine, meth, methamphetamine, methamphetamine hydrochloride, Methedrine, shabu, chicken feed, crank, chalk, trash, glass, ice - an amphetamine derivative (trade name Methedrine) used in the form of a crystalline hydrochloride; used as a stimulant to the nervous system and as an appetite suppressant opium - an addictive narcotic extracted from seed capsules of the opium poppy |
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