1.
preconception; preconceived notion
An opinion or idea formed beforehand without adequate evidence or experience.
Related Words
Related:
偏見 (prejudice)
Synonym:
思い込み (assumption, conviction)
Related:
固定観念 (fixed idea, stereotype)
Related:
既成概念 (established concept)
Compare:
偏向 (bias)
Compare:
ステレオタイプ (stereotype)