定てい常じょう波はていじょうはMeanings1nounstanding wave; stationary wavephysicsPhysics term for a wave that remains in a constant position, as opposed to a traveling wave.定てい常じょう波はは、ギターの弦げんの振しん動どうなどで観かん察さつできる。Standing waves can be observed in the vibration of a guitar string.