X0005300 (zĭ-rŏg′rə-fē)n. A dry photographic or photocopying process in which a negative image formed by a resinous powder on an electrically charged plate is electrically transferred to and thermally fixed as positive on a paper or other copying surface.xe·rog′ra·pher n.xer′o·graph′ic(zîr′ə-grăf′ĭk) adj.xer′o·graph′i·cal·ly adv.Thesaurus