Definitions: (1) graceful with good proportions; lithe; possessing clean lines; sleek; (2) showing a high degree of refinement and assurance <coming from wide social experience>

Derivation: Italian, “quick”

Quote: The freedom of thought is a sacred right of every individual, and diversity will continue to increase with the progress, refinement, and differentiation of the human intellect. — Felix Adler (1851–1933) German-American ethics professor

Comment: This word usually refers to the female figure, therefore if she is also refined, assured, and experienced in social situations (definition #2) she should be appreciated and admired for her inner and outer qualities.