過度概括是指由一個偶然事例而得出一種極端信信念並將之不適當地套用於不相似的事件或情境中，第二語言習得學習者常犯的一個錯誤。
過度概括的定義,實質,舉例,
過度概括的定義
Over generalization : the use of previously available strategies in new situations.
實質
過度概括的實質是語付說故謎笑愚多內轉移膠多料，和母語轉移策略、簡化詢抹策略一起，是外語的學霉拘企習策略，是建立和檢驗假設，構造中介語體系的一種應付主方法。才煉院殃
舉例
英語舉例如下：
a. Jane advised me to give up smoking.
The learner may infer
b. Jane told me to give up smoking.
Yet it will be misleading and inappropriate to infer
c. * Jane suggested me to give up smoking.錯
d. The girl is in a blue ski jacket.
e. The girl is dressed in a blue ski jacket.
f. * The girl is worn in a blue ski jacket. 錯
