過かリン酸さん石せっ灰かいalso: かりんさんせっかいかリンさんせっかいじ字FuriganaMeanings1nounsuperphosphate of lime; calcium superphosphateA chemical fertilizer produced by treating phosphate rock with sulfuric acid; primarily a technical term in agriculture and chemistry.過かリン酸さん石せっ灰かいはリン酸さん肥ひ料りょうの一いっ種しゅです。