chordophone
Technical term in organology for instruments that produce sound by vibrating strings, such as violins, pianos, and guitars.
The violin is a type of chordophone.
弦楽器 is the common word for string instruments, while 弦鳴楽器 is a more precise academic classification.
Compound of 弦 (string), 鳴 (sound), and 楽器 (musical instrument). A modern technical term likely coined as a translation of 'chordophone'.