Definition of "pianiste"

I have never published any of my compositions because I feel that they cannot add anything to my reputation as a pianiste, of which I am—-

1912, Mary Greer ConklinMix, Conversation: What to Say and How to Say It, page 96

Not only did Carré state that she could covertly contact a pianiste, but this man had also managed to evade capture by the Germans!

2012, Debra Milligan, The Dawn

Margaret is in the drawing room, thumping the life from some unfortunate sonata. She is persistent, but she will never make a pianiste.

2017, Fiona Farrell, Decline and Fall on Savage Street, page 36