Dictionary/粗大そだいSodai粗大 (Sodai) is a Japanese na-adjective meaning “coarse, rough, bulky”.Meaningsna-adjective, nouncoarse; rough; bulkyKanji in 粗大粗coarse大largeRelated words大丈夫safe大事important大変very大large大large大切important大学university大きいbig大きなbig大人adult大好きliking very much大したconsiderable