English Reference

Word

synchronization

Phoneticssyn·chro·niza·tion

/ˌsɪŋkɹənəˈzeɪʃən/

UK spelling · synchronisation

Definitions

01happening at the same time

B2

n. the state of two or more things happening at exactly the same time or speed.

n. the state or property of being synchronized in time or rate.

“The dancers moved in perfect synchronization with the music.”

“The synchronization of the two clocks was essential for the experiment to yield accurate data regarding the speed of the particles.”

Synonyms

coordinationsimultaneityalignment

Antonyms

desynchronization

02digital data matching

B2 · Computing

n. making sure that data on two different devices, like your phone and computer, is the same.

n. the process of ensuring that data sets in two or more locations are identical and updated simultaneously.

“The synchronization of my contacts across all my devices took only a few seconds.”

“Cloud-based synchronization allows multiple users to collaborate on the same document without creating conflicting versions of the file.”

Technical

Synonyms

03military coordination

C1 · Law

n. organizing different military groups so they attack or move at the right time and place together.

n. the arrangement of military actions in time, space, and purpose to produce maximum relative combat power at a decisive point.

“The general emphasized that synchronization between the air force and the army was the key to victory.”

“Effective synchronization of multi-domain operations requires seamless communication between disparate units to exploit brief windows of tactical advantage.”

Technical · Formal

Real-World Examples

“As their numbers grew, more cells pulsed together, and their synchronization increased, up to a point.”
Phys.org · 14 Aug 2026
“This triggers a synchronization capability in GPM that allows users to transfer all stored passkeys to a new device.”
Ars Technica · 11 Aug 2026
“The more a workload requires coordination or synchronization between satellites, the more satellite-to-satellite latency becomes an issue.”
Ars Technica · 15 Jul 2026

Etymology

From synchronize + -ation.

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

Word family

Domain

Military

This entry

Level
C1 · Advanced
Frequency
Occasional
Updated

Scan code

englishreference.com/q/synchronization

English Reference