海かい嶺れい

noun

oceanic ridge; submarine ridge

Geological term for a long, seismically active underwater mountain range, such as the Mid-Atlantic Ridge.

• 大たい西せい洋よう中ちゅう央おう海かい嶺れいは世せ界かいで最もっとも長ながい海かい嶺れいの一ひとつです。

  The Mid-Atlantic Ridge is one of the longest oceanic ridges in the world.