HYDRO Meaning of HYDRO in English transcription, транскрипция: [ ̈ɪˈhaɪdrəu ]n. (pl. -os) colloq. 1 a hotel or clinic etc. orig. providing hydropathic treatment. 2 a hydroelectric power plant. [abbr.] English main colloquial, spoken dictionary. Английский основной разговорный словарь. 2012