significant /sɪgˈnɪfɪkənt/ adjective Learner's definition of SIGNIFICANT
[more significant; most significant]
1
: large enough to be noticed or have an effect数量相当的；显著的 -
A significant number of customers complained about the service.许多顾客都对这项服务不满。
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He won a significant amount of money.他赢了一大笔钱。
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There is a significant difference in prices between the two stores.这两家商店的价格差别很大。
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The study found a statistically significant decrease in symptoms in patients who had taken the drug.研究发现，从统计学的角度来看，服用了这种药的病人的症状有显著减轻。
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His influence on me was significant. = He had a significant influence on me.他对我影响很大。
2
: very important重大的；非常重要的 -
a significant event in the history of our nation我国历史上的一个重大事件
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Fish is a significant part of their diet.鱼是他们饮食中很重要的一部分。
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It is significant that she never mentioned him.很重要的一点是，她从未提起过他。
— opposite insignificant 3
: having a special or hidden meaning有特殊含义的；意味深长的