a feeling of being certain; a thing about which you are certain 確信;確定;確實的事 ‘You will like Rome,’ he said, with absolute certitude. “你會喜歡羅馬的。” 他深信不疑地說道。 the collapse of moral certitudes 道德信念的崩潰
Word Originlate Middle English: from late Latin certitudo, from certus ‘certain’.