vir·tu·o·so 
(vûr′ch-ōsō, -zō)
(vûr′ch-ōsō, -zō)n. pl. vir·tu·o·sos or vir·tu·o·si (-sē)
1. A musician with masterly ability, technique, or personal style.
2. A person with masterly skill or technique in the arts.
3. Archaic A person with a strong interest in the fine arts, especially in antiquities.
4. Obsolete A very learned person.
adj.
Exhibiting the ability, technique, or personal style of a virtuoso: a virtuoso performance.
[Italian, skilled, of great worth, virtuoso, from Late Latin virtuōsus, virtuous, from Latin virtūs, excellence; see VIRTUE.]
vir′tu·osic (-ōsĭk, -zĭk) adj.
vir′tu·osi·cal·ly adv.