The loss of the sense of vibrations: Because of the nerve damage in her foot, Margaret experienced pallanesthesia in her left foot when Dr. Jones applied a vibrating tuning fork to her ankle.

The loss or damage that results in a reduction of strength or quality of the sense of vibration, such as the inability to perceive the vibrations of a tuning fork: As a result of the pallanesthesia of her patient, Dr. Gordon prescribed that Christine have a more extensive bone density test.