/ˌhæˈlu:sɪnədʒən ||; həˈlusṇəˌdʒɛn/noun [C] a drug that affects people's minds and makes them see and hear things that are not really there 幻觉剂，迷幻药（服后使人产生幻觉的药剂） ➔hallucinogenic /həˌlu:sɪnəˈdʒənɪk ||; həˌlusṇəˈdʒɛnɪk/ adj hallucinogenic drugs 引致幻觉的药剂