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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:

"Andy has such a head of steam it would be quixotic," one Labour MP, who asked not to be named, told AFP, adding that a contest would be "hugely expensive and time-consuming".

From Barron's Jun. 23, 2026

As technology improved, particularly AI that handles time-consuming administrative tasks like building spreadsheets or sorting important from low priority emails, Pacitti evangelized working in microshifts to his staff and promoted it in recruiting.

From The Wall Street Journal Jun. 10, 2026

The process to build Venice Dell has been extraordinarily contentious — even in a state where development is often time-consuming and litigious.

From Los Angeles Times Jun. 9, 2026

Though time-consuming, it can detect 95% of cancers and a similar percentage of high-risk polyps.

From MarketWatch Jun. 4, 2026

She didn’t mind mending her own clothes, but it was time-consuming.

From Anya and the Nightingale by Sofiya Pasternack

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