What's the difference between i.e. and e.g.?
1827, originally, "clinic held in a private house" (instead of a hospital), from German Poliklinik, from Greek polis "city" (see polis) + Klinik, from French clinique (see clinic).
policlinic pol·i·clin·ic (pŏl'ē-klĭn'ĭk)n. The department of a hospital or health care facility that treats outpatients.