耳鳴
Tinnitus \Tin*ni"tus\, n. [L., fr. tinnire to jingle.] (Med.)
A ringing, whistling, or other imaginary noise perceived in
the ears; -- called also {tinnitus aurium}.
tinnitus
n : a ringing or booming sensation in one or both ears; a
symptom of an ear infection or Meniere's disease