sig·nif·i·cance /sɪɡˈnɪfɪkəns/ n. 1. 重要性,重大 an event of great significance 非常重大的事件 The meeting was of no significance. 此会议毫无重要性。 It is a mistake to attach too much significance to these fluctuations. 过分重视这些涨落变动是错误的。 2. 意义;含义 Nuclear developments have given a new significance to minerals which were but poorly regarded. 原子能的发展给予过去不大受重视的矿物以新的含义。 3. 意思,含意;意味 She did not understand the significance of my nod. 她没有领会我点头的意思。 4. 统计显著性(亦作 statistical significance)