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

When the Noise Controller was applied, the system synchronized cellular behavior and reduced the failure rate to 7%. —Neetika Walter, Interesting Engineering, 2 Jan. 2026

Each day, harbors and observatories would raise and lower a metal ball at the same time to allow sailors to synchronize their instruments. —Jack Guy, CNN Money, 31 Dec. 2025

Traverse glowing light tunnels to synchronized Christmas music. —Caroline Ritzie, Cincinnati Enquirer, 23 Dec. 2025

Muscle biopsies and laboratory tests further showed that the genes responsible for the body’s cellular clocks were more synchronized under natural light conditions, the study revealed. —Khloe Quill, FOXNews.com, 22 Dec. 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