WordWeb Online

1. Showing a high degree of refinement and the assurance that comes from wide social experience
   "his svelte manner";
   - polished, refined, urbane
    
2. Moving and bending with ease
   "Her hands are white and long and svelte";
   - lissome, lissom, lithe, lithesome, slender, supple, sylphlike
    
3. Being of delicate or thin build
   - slender, slight, slim

Derived forms: svelter, sveltest

See also: graceful, lean, meager [N. Amer], meagre [Brit, Cdn], sophisticated, thin

Encyclopedia: Svelte