彼ひ岸がん潮じお

noun

equinoctial tide; equinoctial spring tide

A tide occurring around the equinoxes, often with a larger range than usual. Used in nautical and geographical contexts.

• 彼ひ岸がん潮じおの時じ期きには潮しおの干かん満まんの差さが大おおきくなる。

  During the equinoctial tide period, the difference between high and low tide becomes large.