yǐ​piān​gài​quán

to generalize from a part to the whole

Senses

以偏概全 yǐ​piān​gài​quán to generalize from a part to the whole

To use limited examples or a specific case to make an overly broad generalization about the whole; to judge the whole based on a single part.

References

synonym 盲人摸象/盲人摸象 以偏概全/以偏概全