| 亜リン酸;亜燐酸 | [あリンさん(亜リン酸);ありんさん(亜燐酸), a rin san ( a rin san ); arinsan ( a rin san )] (n, adj-no) (See ホスホン酸) phosphonic acid (H3PO3); phosphorous acid [Add to Longdo] |
| hypophosphorous acid | (n) a clear or yellow monobasic acid (H3PO2), Syn. orthophosphorous acid, phosphorous acid |