asynchronous

adjective

asyn·​chro·​nous (ˌ)ā-ˈsiŋ-krə-nəs 

-ˈsin-

1

: not simultaneous or concurrent in time : not synchronous

asynchronous sound

2

: of, used in, or being digital (see digital sense 4) communication (as between computers) in which there is no timing requirement for transmission and in which the start of each character is individually signaled by the transmitting device

asynchronously adverb

Examples of asynchronous in a Sentence

Recent Examples on the Web

The virtual mental health app offers both asynchronous text messaging and live video sessions with thousands of licensed therapists. —Krysta Escobar,eric Rosenbaum, CNBC, 10 Oct. 2025

The company was aware of this issue and tried to head it off by encouraging employees to use asynchronous communication, especially the message feature in Microsoft Teams. —Diane Brady, Fortune, 2 Oct. 2025

But maybe this relationship was something more than an asynchronous collaboration. —Literary Hub, 19 Sep. 2025

True freedom isn't a future milestone; it's built from day one by designing for mobility, choosing clients who respect boundaries, building self-sufficient systems, mastering asynchronous communication, and pricing for a location-independent lifestyle. —Jodie Cook, Forbes.com, 11 Sep. 2025

Word History

Etymology

see synchronous

First Known Use

1748, in the meaning defined at sense 1

Phrases Containing asynchronous

• asynchronous transfer mode

Rhymes for asynchronous

• geosynchronous
• synchronous