根

(sa) mūla, a root, basis, origin; but when meaning an organ of sense, (sa) indriyam, a 'power', 'faculty of sense, sense, organ of sense'. M.W. A root, or source; that which is capable of producing or growing, as the eye is able to produce knowledge, as faith is able to bring forth good works, as human nature is able to produce good or evil karma. v. 五根 and 二十二根.