[{"word":"nootropics","phonetics":[],"meanings":[{"partOfSpeech":"noun","definitions":[{"definition":"Any substance purported to increase or enhance cognitive abilities.","synonyms":[],"antonyms":[]},{"definition":"A drug that enhances learning and memory and lacks the usual pharmacology of other psychotropic drugs (e.g. sedation, motor stimulation) and possesses very few side effects and extremely low toxicity.","synonyms":[],"antonyms":[]}],"synonyms":["memory enhancer","smart drug"],"antonyms":[]}],"license":{"name":"CC BY-SA 3.0","url":"https://creativecommons.org/licenses/by-sa/3.0"},"sourceUrls":["https://en.wiktionary.org/wiki/nootropic","https://en.wiktionary.org/wiki/nootropics"]}]