definition
an opinion formed beforehand without adequate evidence
sentence
Our professor encouraged us to dream big about what our life could be like, and not be "boxed in" by ideologies or preconceptions about others.
It was a lesson in the ugliness of preconceptions, the peril of jumping to conclusions.
difficulty
medium
toefl frequency
1
toefl classification
adjective
preconceived
verb
preconceive
noun
preconception