nootropic
noun [ C ] medical specialized uk/ˌnəʊ.əˈtrəʊ.pɪk/ us/ˌnoʊ.əˈtroʊ.pɪk/
（提升记忆力的）益智药，促智药
a drug that is designed to make you remember things better, or help you think more clearly
Synonym: smart drug
nootropic
adjective medical specialized uk/ˌnəʊ.əˈtrəʊ.pɪk/ us/ˌnoʊ.əˈtroʊ.pɪk/
（药物）益智的，促智的
nootropic drugs