1 euphemismDictionary, trivializationTo say I'm disappointed is an understatement.
The term 'early retirement' is often a euphemism for `redundancy'.
2 restraintDictionary, reserve, subtletytypical British understatement
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He played with a superb delicacy of touch.
I hope you'll overcome your reserve.
Video: pronunciation of 'understatement'
understatement 的词库—— 柯林斯 英语词库
If you say that a statement is an understatement , you mean that it does not fully express the extent to which something is true .