cognitionKK [kɑˋgnɪʃən] /kɑˈɡnɪʃən/名詞1認知、認知能力Lack of sleep can seriously impair cognition and memory.睡眠不足會嚴重損害認知與記憶。2認識、知覺正式Philosophers still debate how cognition of the outside world arises.哲學家至今仍在爭論對外在世界的認識是如何產生的。