1) showing, having, done with, good taste in design, style, movement, behaviour etc (elegant)
2) a person who does not have intellectual interests, good taste etc (plebeian)
the ability to understand quickly and clearly
ability to understand and reason
the expression of intellectual development (of arts, science etc) in society
breeding, education, sophistication
(the use of) skill and understanding shown by a person who handles people and situations successfully and without causing offence
finesse, thoughtfulness