also: ぜつつうしょう
noun
burning mouth syndrome; glossodynia
Medical term for a chronic burning sensation in the mouth without visible cause.
舌痛症は、口腔内に明らかな異常がないのに痛みを感じる病気です。
Burning mouth syndrome is a condition where you feel pain in the mouth despite no visible abnormalities.
Compound of 舌 (tongue) + 痛 (pain) + 症 (syndrome). The exact historical derivation is uncertain; the spelling is conventionally associated with the medical meaning.