Meaning & use

nonsynchronous

adjective·Advanced

Last updated

UK/ˌnɒnsɪŋˈkrɒnəs/
US/ˌnɑːnˈsɪŋkrənəs/

Meaning

  1. adjectivenot comparableformaltechnical

    Not happening or existing at the same time; not synchronized.

    Grammar: Not usually used with more/most; it describes a state, not a degree.

    Patterns

    • nonsynchronous communication
    • nonsynchronous learning

    Online courses often use nonsynchronous discussions, so students can post at any time.

    The two clocks were nonsynchronous, showing different times.

    Nonsynchronous communication means you don't have to reply immediately.

Common combinations

nonsynchronous communication
Email is a form of nonsynchronous communication.
nonsynchronous learning
Many universities now offer nonsynchronous learning options for working students.
nonsynchronous motor
A nonsynchronous motor does not run at exactly the same speed as the power supply.

Synonyms and how they differ

asynchronous
Asynchronous is the more common term in computing and education; nonsynchronous is a synonym but sounds more technical or old-fashioned.

Opposites

Word family

synchronous adjective
Happening at the same time.
asynchronous adjective
Not happening at the same time; the usual modern word.

Commonly confused: nonsynchronous or asynchronous?

nonsynchronous vs asynchronous

Asynchronous is the standard term in technology and education; nonsynchronous means the same but is less common.

Practice

A class where students watch recorded lectures at different times is called ______ learning.

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