a written or spoken statement in which you say or write that something is true all of the time when it is only true some of the time, or the use of such statements

It is an overgeneralisation to say that he never helps in the house. 说他从不帮忙做家务未免过于夸大事实了。

Perceptions of the religion have suffered from overgeneralization.

a way of thinking in which someone expects something negative to happen in all situations because of a previous negative experience

There may be overgeneralisation of a fear to situations that resemble the original traumatic situation. 原始创伤情况可能会导致过度概化，从而对类似情况产生恐惧。

the use of a rule of language in situations where it does not need to be used, or the incorrect use of a word to refer to a similar, but different, thing

Overgeneralization is what makes a learner produce the ungrammatical form "goed" instead of the correct form "went". 过度类化是让一个学生造出“goed”这样一个取代了正确形式“went”且不合乎语法规范的字型的原因。

In the early stages of word learning, overgeneralisation often occurs, when a child uses the wrong word to name an object. 在词汇学习的早期，过度类化经常发生，这时孩子会用一个错误的词去说一个物体的名字。