前ぜん向こう性せい健けん忘ぼう

noun

anterograde amnesia

Medical term for the inability to form new memories after a brain injury or disease onset.

• 事じ故この後あと、彼かれは前ぜん向こう性せい健けん忘ぼうになり、新あたらしいことを覚おぼえられなくなった。

  After the accident, he developed anterograde amnesia and became unable to remember new things.