1A marketplace or organization where securities such as stocks and bonds are bought and sold; a stock exchange.
東京証券取引所は日本で最大の証券取引所だ。
The Tokyo Stock Exchange is the largest securities exchange in Japan.
新興企業が証券取引所に上場する準備を進めている。
A startup is preparing to list on the stock exchange.
そのニュースで証券取引所の株価が大きく動いた。
The stock exchange saw big price movements after that news.