Definitions from Wiktionary (index case)

▸ noun:  (epidemiology) The first documented case in a disease epidemic within a population or the first case of interest in an epidemiological investigation: the case of patient zero (the index patient).
▸ Also see index_case


▸ Words similar to index cases
▸ Usage examples for index cases

▸ Idioms related to index cases
▸ Wikipedia articles (New!)
▸ Words that often appear near index cases
▸ Rhymes of index cases

▸ Invented words related to index cases