PSYCHOACTIVE SUBSTANCE

\sˌa͡ɪkə͡ʊˈaktɪv sˈʌbstəns], \sˌa‍ɪkə‍ʊˈaktɪv sˈʌbstəns], \s_ˌaɪ_k_əʊ_ˈa_k_t_ɪ_v s_ˈʌ_b_s_t_ə_n_s]\

Definitions of PSYCHOACTIVE SUBSTANCE

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2006 - WordNet 3.0
By Princeton University
 
2011 - English Dictionary Database
By DataStellar Co., Ltd

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Quinones

  • Hydrocarbon rings which contain two moieties position. They can be substituted in any position except at the ketone groups.
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