virtuoso UK /ˌvɜ.tʃuˈəʊ.səʊ/US /ˌvɝ.t͡ʃuˈoʊ.soʊ/noun 3adjective 1forms 4 noun3 •Someone with special skill or knowledge; an expert.The prefect who officiated on this occasion was a "tolley" virtuoso, and he did his best to bring out the resources of his instrument. — 1907 •Specifically, a musician (or other performer) with masterly ability, technique, or personal style. •(historical) An expert in virtù or art objects and antiquities; a connoisseur.For, besides the extraordinary Neatness of the Room, it was adorned with a great Number of Nicknacks, and Curiosities, which might have engaged the Attention of a Virtuoso. — 1749 adjective1 •Exhibiting the ability of a virtuoso.On Friday, the Thai police said he was under arrest and charged as a pedophile after computer experts had unswirled the digitally altered face in a virtuoso act of electronic decoding. — 2007 formsvirtuosi · virtuosos · more virtuoso · most virtuoso