ずのうめいせき 頭脳明晰 LinksSentence search for 頭脳明晰Sentence search for ずのうめいせきKanji details for 頭, 脳, 明 and 晰Edit in JMdict Noun, Na-adjective (keiyodoshi)1. being clearheaded; having a keen (sharp, brilliant) mindYojijukugo (four character compound) Discussions Log in to talk about this word.