Vocabulary What does 石棺 (せっかん, sekkan) mean? 石棺 (せっかん, sekkan) means sarcophagus; stone coffin. Quick factsReadingせっかんRomajisekkanPart of speechnoun 石棺せっかんsekkansarcophagus; stone coffin1noun sarcophagus; stone coffinKanji in this word石stone棺coffin