synchrony
Syn"chro*ny, n. Defn: The concurrence of events in time; synchronism. [R.] Geological contemporaneity is the same as chronological synchrony. Huxley.
Syn"chro*ny, n. Defn: The concurrence of events in time; synchronism. [R.] Geological contemporaneity is the same as chronological synchrony. Huxley.