テイサックス病びょうMeanings1nounTay-Sachs diseaseA rare inherited disorder that progressively destroys nerve cells in the brain and spinal cord. Used in medical contexts.テイサックス病びょうは遺い伝でん性せいの神しん経けい変へん性せい疾しっ患かんです。Tay-Sachs disease is a hereditary neurodegenerative disorder.