PRESIDENT Copy link • PRESIDENTpraefectus (one who presides over an office or business; ☞ in the best prose always with a genitive or dative of the office, etc.): magister (one who is intrusted with the oversight or care of an institution, or the like): praeses (one who presides, as the head): antistes (the head of a temple, and of sacred offices belonging to it: ☞ rarely, and only in the Silver Age, in the more general sense of “a president “). To make one president of anything, aliquem alicui rei praeficere or praeponere.