プログレッシブ和英中辞典(第4版)の解説
みとどける【見届ける】
make sure [certain] ((of)),《文》 ascertain;〔自分の目で〕see with one's own eyes
彼が署名するのを見届けた
I watched to make sure that he signed his name.
この子がちゃんと電車に乗るのを見届けてください
Please see that this child gets on the right train.
彼の死を見届けた
〔臨終に立ち合った〕I was with him when he died.