synchronize

verb

syn·​chro·​nize ˈsiŋ-krə-ˌnīz 

ˈsin-

synchronized; synchronizing

intransitive verb

: to happen at the same time

transitive verb

1

: to represent or arrange (events) to indicate coincidence or coexistence

2

: to make synchronous in operation

3

: to make (motion-picture sound) exactly simultaneous with the action

synchronizer noun

Synonyms

• accompany
• attend
• co-occur
• coexist
• coincide
• concur

Examples of synchronize in a Sentence

The dancers practiced until they synchronized their movements.

The sound and picture have to synchronize perfectly.

Recent Examples on the Web

Data as the bridge – Constant streams of IoT and sensor data synchronize the physical and virtual, enabling actionable insights in real-time. —Ben Chused, Forbes.com, 30 Apr. 2025

Unfortunately, the audio and video weren’t synchronized. —Thania Garcia, Variety, 25 Apr. 2025

Because individual cicadas can synchronize their sounds, they are known to produce choruses of 90 or more decibels, when hundreds are synchronized all together. —Stephen Underwood, Hartford Courant, 22 Apr. 2025

Couples who sleep next to each other might also experience synchronized heart rhythms and have more REM sleep. —Caroline C. Boyle, USA Today, 28 Mar. 2025

Word History

First Known Use

circa 1624, in the meaning defined at intransitive sense

Rhymes for synchronize

• advertise
• aggrandize
• agonize
• alibis
• alkalies
• alkalis
• amortize
• amplifies
• analyse
• analyze
• anywise
• authorize

Kids Definition

synchronize

verb

syn·​chro·​nize ˈsiŋ-krə-ˌnīz 

ˈsin-

synchronized; synchronizing

: to cause to agree in time

synchronize your watches