/ˈretrəspekt ||; ˈrɛtrəˌspɛkt/nounin retrospect thinking about sth that happened in the past, often seeing it differently from the way you saw it at the time 回想，回顾（常与当时的看法不同）: In retrospect, I can see what a stupid mistake it was. 回想起来，我才明白当时的错误多么愚蠢。