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 of synchronize

• accompany
• coincide
• coexist

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

America250 appears to focus mainly on getting Americans involved in celebrations at the local level, such as attending synchronized nationwide block parties. —Rachel Treisman, NPR, 18 June 2026

How was everyone synchronizing their clocks a hundred years ago? —Nina Metz, Chicago Tribune, 16 June 2026

The city's blueprint will help Hong Kong synchronize with and serve the national development plan while upholding a free-market economy, Tse said. —ABC News, 15 June 2026

Turbines linked to power lines must strive for the opposite—a steady output that synchronizes with the grid’s frequency—primarily 50 or 60 hertz. —IEEE Spectrum, 15 June 2026

Word History

First Known Use

circa 1624, in the meaning defined at intransitive sense

Rhymes for synchronize

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

Kids Definition

synchronize

verb

syn·​chro·​nize ˈsiŋ-krə-ˌnīz 

ˈsin-

synchronized; synchronizing

: to cause to agree in time

synchronize your watches