noun
serious injury or illness
Refers to a condition that is either a severe injury or a serious illness, often used in medical, insurance, or legal contexts.
重傷病のため、彼は長期の入院が必要だ。
Due to a serious injury or illness, he requires long-term hospitalization.
重病 means 'serious illness' specifically, while 重傷病 covers both serious injury and serious illness.
Compound of 重 (severe) + 傷 (injury) + 病 (illness).