designated infectious disease
A legal term under Japan's Infectious Diseases Control Law; refers to a disease that the government designates for special measures, often temporarily, such as COVID-19 in early 2020.
COVID-19 was designated as a designated infectious disease.
General term for infectious disease; 指定感染症 is a specific legal classification.
Another legal category for novel influenza and similar diseases; distinct from 指定感染症.
Compound of 指定 (designation) + 感染症 (infectious disease). A modern legal term with no historical depth.