Amitaayus' in Sanskrit means 'a person who has an immeasurable life,' and 'Amitaabha' means 'a person who has immeasurable light'; these show that he is a super-man who has no limit in time and space.
梵名の「アミターユス」は「無限の寿命をもつもの」、「アミターバ」は「無限の光をもつもの」の意味で、彼が時間と空間の制約を受けない超人である事を示す。