adverbB1
確実に、間違いなく
without any doubt; certainly and for sure
例文
I will definitely call you as soon as I arrive.
着いたらすぐに、間違いなくあなたに電話します。
This is definitely the best coffee I have ever tasted.
これは私がこれまで飲んだ中で間違いなく最高のコーヒーだ。
He had definitely seen her before, but he could not remember where.
彼は以前確かに彼女を見たことがあったが、どこでかは思い出せなかった。