syn·​chro·​nous | \ ˈsiŋ-krə-nəs How to pronounce synchronous (audio) , ˈsin- \

Definition of synchronous

1 : happening, existing, or arising at precisely the same time
2 : recurring or operating at exactly the same periods
3 : involving or indicating synchronism
4a : having the same period also : having the same period and phase
5 : of, used in, or being digital communication (as between computers) in which a common timing signal is established that dictates when individual bits can be transmitted and which allows for very high rates of data transfer

Other Words from synchronous

synchronously adverb
synchronousness noun

Choose the Right Synonym for synchronous

contemporary, contemporaneous, coeval, synchronous, simultaneous, coincident mean existing or occurring at the same time. contemporary is likely to apply to people and what relates to them. Abraham Lincoln was contemporary with Charles Darwin contemporaneous is more often applied to events than to people. contemporaneous accounts of the kidnapping coeval refers usually to periods, ages, eras, eons. two stars thought to be coeval synchronous implies exact correspondence in time and especially in periodic intervals. synchronous timepieces simultaneous implies correspondence in a moment of time. the two shots were simultaneous coincident is applied to events and may be used in order to avoid implication of causal relationship. the end of World War II was coincident with a great vintage year

Did you know?

Communications satellites are usually put into a synchronous (or geosynchronous) orbit, circling the earth once every 24 hours and so appearing to hover over a single spot on the surface. This type of synchronized movement is important, since you have to know where to aim your satellite dish. In the computer field, synchronous usually refers to the use of a simple timing signal that permits very rapid exchange of data between computers. The kind of mysterious coincidence sometimes called synchronicity—such as the appearance of two different comic-strip characters named Dennis the Menace in the U.S. and Britain within three days of each other in 1951—has fascinated people for centuries.

Examples of synchronous in a Sentence

the synchronous arrival of a baby sister and loss of a beloved grandmother strongly affected the child
Recent Examples on the Web Are meetings a good use of everyone's synchronous time together? Anne Jacoby, Forbes, 17 May 2022 Monday’s Wordle answer, however, felt a little too synchronous with the news — and left the New York Times scrambling to change it in real time. Washington Post, 9 May 2022 The same could be said of the 1.6-liter turbo engine in the hybrid model, which provides a total of 227 horsepower and 258 pound-feet of torque with its synchronous electric motor lending a hand. Karl Brauer, Forbes, 2 May 2022 America's most popular national park will host the annual synchronous firefly viewing June 3-10 at Elkmont. Karen Chávez, USA TODAY, 27 Apr. 2022 On the other hand, livestream shopping allows for synchronous, interactive communication. Expert Panel®, Forbes, 25 Apr. 2022 To do so, Ukraine is required to install devices called static synchronous compensators, which enhance power stability. Anna Blaustein, Scientific American, 23 Mar. 2022 In some cases, Colder Carras believes digital peer support on platforms allowing for synchronous communication, like those hosted by Discord, can be more than just a supplement to traditional therapy. Nikki Campo, Wired, 25 Feb. 2022 Online courses and degrees, MOOCs, synchronous Zoom classes, certificates and other credentials, executive education, upskilling, continuing education: all are different but essential learning experiences. Ann Kirschner, Forbes, 2 Sep. 2021 See More

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'synchronous.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of synchronous

1669, in the meaning defined at sense 1

History and Etymology for synchronous

borrowed from Late Latin synchronos "contemporary," borrowed from Greek sýnchronos "existing at the same time," from syn- syn- + -chronos, adjective derivative of chrónos "time, duration," of obscure origin

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Time Traveler for synchronous

Time Traveler

The first known use of synchronous was in 1669

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Dictionary Entries Near synchronous



synchronous clock

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Last Updated

27 May 2022

Cite this Entry

“Synchronous.” Dictionary, Merriam-Webster, Accessed 27 May. 2022.

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More Definitions for synchronous


syn·​chro·​nous | \ ˈsiŋ-krə-nəs, ˈsin- How to pronounce synchronous (audio) \

Medical Definition of synchronous

1 : happening, existing, or arising at precisely the same time
2 : recurring or operating at exactly the same periods
3 : having the same period also : having the same period and phase

Other Words from synchronous

synchronously adverb


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