Vocabulary What does 月食 (げっしょく, gesshoku) mean? 月食 (げっしょく, gesshoku) means lunar eclipse. Quick factsReadingげっしょくRomajigesshokuPart of speechnoun 月食げっしょくgesshokulunar eclipse1noun lunar eclipseAlso written: 月蝕Kanji in this word月month; moon食to eat; food