noun
temporomandibular joint disorder; TMD; TMJ
Medical term for a condition causing pain and dysfunction in the jaw joint and surrounding muscles.
顎関節症の治療にはマウスピースが使われることがあります。
A mouthpiece is sometimes used in the treatment of temporomandibular joint disorder.
口を開けると痛むので、顎関節症かもしれないと思って歯科を受診した。
It hurt when I opened my mouth, so I thought it might be TMD and went to see a dentist.