외부의 음원 자극이 없는 상태에서 귓속이나 머릿속에서 소리가 들린다고 느끼는 증상.
The perception of noise or ringing in the ears, typically caused by an underlying condition such as hearing loss, ear injury, or a circulatory system disorder.
예문:
"After years of working in a noisy factory without ear protection, he developed chronic tinnitus."
"The doctor suggested that her tinnitus might be aggravated by high levels of stress and caffeine."
"Many patients find relief from tinnitus by using white noise machines to mask the internal ringing."