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Definition of sync

sync

/sɪŋk/
sync

Plural:syncs
•
Past Simple:synced
•
Past Participle:synced
•
Present Participle:syncing
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sync Lexical Profile

sync Game Scores & Validity

• noun

1

A state in which two or more people, devices, or processes operate at the same rate and exactly together, or work in harmonious agreement (chiefly used in the phrases 'in sync' and 'out of sync').

Example

"The dancers moved in perfect sync with the rhythm of the music."


2

An act or instance of synchronizing data between electronic devices or meeting briefly with colleagues to align on information.

Example

"Let's schedule a quick sync tomorrow morning to review the project timeline."

Synonyms
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Antonyms
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• verb

1

To connect electronic devices or accounts so that they share the same up-to-date files, calendars, or data.

Example

"My phone automatically syncs my photos to the cloud whenever it connects to Wi-Fi."


2

To cause two or more events, actions, or media tracks (such as sound and video) to happen at the exact same time or rate.

Example

"The sound engineer had to manually sync the audio track with the video footage."

Synonyms
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Word Nuance & Usage

Do not confuse 'sync' (short for synchronize or synchronization) with the homophone 'sink' (to submerge or a basin); 'in sync' is the correct spelling for things working together harmoniously.

• Rhymes for sync

Word Origin & Etymology

Coined in the 1920s originally in film and broadcasting jargon as a clipped form of 'synchronization' and 'synchronize', ultimately from Ancient Greek 'syn-' (together) and 'khronos' (time).

Usage Trend

Historical frequency of usage in published text.

180019102020

Cite this Entry


Wordmom. (2026). Definition of Sync. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/sync
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