1.
assumption, conviction, preconception
A belief or idea that one holds firmly, often without sufficient evidence or that may be mistaken.
それはあなたの思い込みだ。
That's just your assumption.
思い込みが激しい人だ。
They're a person with strong convictions.
自分の思い込みに気づいて、考えを改めた。
I noticed my preconceptions and changed my thinking.
RELATED VERB:
思い込む: to be convinced of, to assume firmly
USAGE NUANCE:
思い込み can be:
- Negative: when referring to unfounded assumptions or stubborn beliefs
- Neutral/positive: when referring to strong conviction or dedication
The term often implies that the belief may not match reality.
SIMILAR TERMS:
- 決めつけ: jumping to conclusions (more negative)
- 先入観: preconception, prejudice
- 固定観念: fixed idea, stereotype