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 2) 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

Ro and Hims will write prescriptions for weight loss or anxiety after an asynchronous intake. — Arya Rao, STAT, 19 Aug. 2026

Flexible hours, asynchronous options, agendas in advance and the freedom to move between remote and onsite by week will retain your best people and help everyone else. — Keely Cat-Wells, Forbes.com, 10 Aug. 2026

An enhanced asynchronous inference mechanism allows robots to predict future states while executing actions and continuously update decisions using real-world observations. — Jijo Malayil, Interesting Engineering, 13 July 2026

Closer to the modern era, an Inuit creation story relays a chase scene to explain the sun and moon's asynchronous flights. — Doris Elin Urrutia, Space.com, 30 May 2026

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