noun
cellist
CHEL-ist/ˈtʃelɪst/
A musician who plays the cello.
The seated cellist draws her bow across the strings.

Etymology
The player-name was shortened from violoncellist to match cello, itself a shortening of violoncello. The ending identifies someone who plays the instrument.
In context
You're a cellist. I played with Jacqueline du Pré. We played the two cello quintet of Schubert when she was 15.
More examples
- Two cellists join the orchestra for the concert.
- She trains as a cellist at the conservatory.
- The cellist tunes before the quartet begins.
Forms
cellist · cellists