遡る

Meaning

1. v5rvi
   to go upstream; to go up (a river)
2. v5rvi
   to go back (to the past or origin); to date back (to); to trace back (to); to be retroactive (to)

Example sentences

• 長吉は同じようなその冬の今年と去年、去年とその前年、それからそれと幾年も溯って何心なく考えて見ると、人は成長するに従っていかに幸福を失って行くものかを明かに経験した。

  When Chokichi thought listlessly about this winter, and the similar winter before and the one before that, he vividly experienced the fact that as people grow older, they gradually lose their happiness.

• 私は自分の祖先を200年遡ることができる。

  I can trace my ancestors back 200 years.

• 剣道は、武士の時代に遡る日本古来の武術です。

  Kendo is an ancient Japanese martial art that dates back to the time of the samurai warriors.