A theremin is a musical instrument that is played without physical contact. It uses electronic signals and movements of the hands to produce sound. Full definition
Clara (Maggie Gyllenhall) is a testy theremin player who at one point threatens to stab Jon with her Swiss army knife. (rogerebert.com)
* A fun and quirky / weird sci - fi theme, complete with theremins in the intro music (gamergeddon.com)
Home Audio performance series, curated by Mara Mayer, featuring Coco Karol and Mike Buffington's collaborative piece for theremin and dance, and sculptural installation by Aviva Novick. (brooklynartscouncil.org)