infected area; endemic area
Refers to a geographical area where a disease is prevalent or endemic. Often used in medical or epidemiological contexts.
Vaccination is recommended in areas where the disease is endemic.
Caution is necessary when traveling to infected areas.
infected area; epidemic area
Compound of 流行 (りゅうこう, 'epidemic' or 'prevalence') and 地 (ち, 'land' or 'area'). The exact historical derivation is uncertain, but the word is a straightforward Sino-Japanese compound.