1. 
   nootropic
   nootropic 1. Activating or stimulating mental activity. 2. Causing cerebral or intellectual activity. 3. Tending to affect neurons favorably. 5. A reference to a drug used to enhance memory or other cognitive functions. 6. Etymology: the word nootropic is derived from the Greek words noos or 'mi...
   Found op http://www.wordinfo.info/words/index/info/view_unit/1410/2
   
   
2. 
   Nootropic
   Nootropics (s {respell|noh-ə|TROP|iks}), also referred to as smart drugs, memory enhancers, cognitive enhancers, and intelligence enhancers, are drugs, supplements, nutraceuticals, and functional foods that improve mental functions such as cognition, memory, intelligence, motivation, attention, an...
   Found op http://en.wikipedia.org/wiki/Nootropic
   
   
3. 
   nootropic
   Type: Term Pronunciation: nō-ō-trop′ik Definitions: 1. Denotes an agent having an effect on memory.
   Found op http://www.medilexicon.com/medicaldictionary.php?t=61006
   
   

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