What does 大違い mean?
大違い is a Japanese noun meaning “big difference” in English. It can also be translated as “big mistake” depending on context. It is written as 大違い in kanji, おおちがい in hiragana, and oochigai in romaji. This word is part of JLPT N2 vocabulary.
Example sentences
話で聞くのと実際に見るのとでは大違いだ。
Hearing about it and actually seeing it are completely different.
一度と三度では大違いだ。
There's a big difference between one degree and three.