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

Evans calls this a synchronizing drought, where all trees across all forest types, regardless of topographic location or slope, are experiencing similar levels of drought stress and putting on thinner rings. —Hayleigh Evans, AZCentral.com, 2 Mar. 2026

Its misty mountains are mesmerizing and home to all kinds of plants and wildlife, including fireflies that synchronize for a few weeks each year. —Eve Chen, USA Today, 1 Mar. 2026

The technology’s dual CIS capability lets the phone send synchronized left and right streams directly to both earbuds. —IEEE Spectrum, 26 Feb. 2026

The wall can display locations in real time, synchronized with cameras and lighting, so the background shifts naturally as the lens moves. —Wilborn P. Nobles Iii, Dallas Morning News, 16 Feb. 2026

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