Politic

Of or pertaining to polity, or civil government; political; as, the body politic. See under Body.

Pertaining to, or promoting, a policy, especially a national policy; well-devised; adapted to its end, whether right or wrong; -- said of things; as, a politic treaty.

Sagacious in promoting a policy; ingenious in devising and advancing a system of management; devoted to a scheme or system rather than to a principle; hence, in a good sense, wise; prudent; sagacious; and in a bad sense, artful; unscrupulous; cunning; -- said of persons.

A politician.

smoothly agreeable and courteous with a degree of sophistication; "he was too politic to quarrel with so important a personage"; "the manager pacified the customer with a smooth apology for the error"