Find the word definition

Douglas Harper's Etymology Dictionary
policlinic

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).

Wiktionary
policlinic

n. (rare, and then often confused with polyclinic) outpatient clinic of a hospital