不尽根 Traditional form: 不盡根 Pinyin (reading): bùjìngēn Definitions: surd (math.) Characters: 不 - no, not, un-; negative prefix 尽 - to exhaust, to use up, to deplete 根 - root, basis, foundation Traditional characters: 不 - no, not, un-; negative prefix 盡 - to exhaust, to use up, to deplete 根 - root, basis, foundation