pianist

noun

Etymology: From French pianiste, from Italian pianista. Analyzable as piano + -ist.

1. A person who plays the piano, particularly with skill or as part of an orchestra.

   “By the time she became the world's greatest pianist, she had already practised for thousands of hours on her prized piano.”

   “Table IV shows that the pianists were significantly better on both motor and perceptual timing than the nonpianists.”

2. A spy using radio or wireless telegraphy to keep in touch with headquarters during the Second World War.