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Synonyms

time-consuming

American  
[tahym-kuhn-soo-ming] / ˈtaɪm kənˌsu mɪŋ /

adjective

  1. (of an action) requiring or wasting much time.


time-consuming British  

adjective

  1. taking up or involving a great deal of time

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of time-consuming

First recorded in 1930–35

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Leah Cottell, who has been leading the study, said the process had been "incredibly time-consuming" but she had learned a lot.

From BBC Sep. 7, 2026

The time-consuming ice-making technique often used in Japan, which tends to produce a higher quality product, had largely been phased out in the US.

From Barron's Sep. 6, 2026

Serving as an executor is a time-consuming and thankless job, and you should be reimbursed for your time.

From MarketWatch Sep. 1, 2026

Frimpong dismissed the government’s argument that phone imaging would take substantial effort, noting that “the time-consuming nature of the imaging process makes Defendants’ delay less excusable.”

From Los Angeles Times Aug. 4, 2026

If he was busy with a project, he set us up with some time-consuming assignment such as sawing a thick log in half.

From "The Boy on the Wooden Box" by Leon Leyson

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