Vocabulary What does 墓石 (ぼせき, boseki) mean? 墓石 (ぼせき, boseki) means tombstone; gravestone. Quick factsReadingぼせきRomajibosekiPart of speechnoun 墓石ぼせきbosekitombstone; gravestone1noun tombstone; gravestoneKanji in this word墓grave, tomb石stone