サロス周しゅう期き

noun

saros period; saros cycle

Astronomical term for the approximately 18-year 11-day cycle after which eclipses repeat.

• サロス周しゅう期きは約やく18年ねんと11日にちで、日にっ食しょくや月げっ食しょくが繰くり返かえされる。

  The saros period is about 18 years and 11 days, after which solar and lunar eclipses repeat.