The state or characteristic of being synchronous or synchronized.

Happening at the same time; synchronous.

A swimming event where swimmers perform a synchronised routine of dance moves in the water.

(military) A technique of timing the delivery of fires by placing all units on a common time. The synchronized clock uses a specific hour and minute based on either local or universal time. Local time is established using the local time zone.

(of an oscillator in a group having different periods) To adjust its period to that of an average of the group.

(swimming) Someone who practices synchronized swimming.

A sport in which divers perform synchronised dives.

plural of synchronized swimmer

Someone who practices synchronized diving.

plural of synchronized diver