I was at a dinner party sitting opposite an opera company tympanist.
From the economist.com
Nary a tympanist, trombonist nor tuba player in the San Diego Youth Symphony complained of not being able to follow the leader.
From the time.com
The daughter of an Altoona, Pa., insurance agent, Elaine Shaffer got her first musical experience as a tympanist in her high school orchestra.
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More examples
A person who plays the kettledrums
(tympani) kettle: a large hemispherical brass or copper percussion instrument with a drumhead that can be tuned by adjusting the tension on it
(Tympani) Timpani (also known as kettledrums) are musical instruments in the percussion family. A type of drum, they consist of a skin called a head stretched over a large bowl traditionally made of copper, and more recently, constructed of more lightweight fiberglass. ...
(tympani) Alternative spelling of timpani
(tympani) (kettle drums) A very large drum made of copper or brass. Most often used in orchestras and symphonies. This drum has a foot pedal that is attached to the head mechanism. When the foot pedal is depressed, the kettle drum makes a unique, "boing" type of sound.
(tympani) Kettle drum, or in an orchestrion or organ, kettle drum effect made by smaller beaters on a bass drum. Contemporary spelling is "timpani," but during the golden age of automatic musical instruments, "tympani" was more popular and is used throughout this book. * German: Pauke, Pauken