Dictionary.com
Thesaurus.com
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.

But the religiously affiliated find the investment in noisy, expensive and time-consuming children worthwhile.

From The Wall Street Journal • May 28, 2026

Being an executor is a legally risky, time-consuming and often thankless job.

From MarketWatch • May 21, 2026

“The arrest is the easy part; the digital forensic examination is time-consuming, expensive, and without the evidence, we don’t have a case,” Doyle said in a statement.

From Los Angeles Times • May 12, 2026

"These furnaces have to keep running - if they cool, they can be damaged," he said, adding that restarting them is "time-consuming and expensive".

From BBC • Apr. 28, 2026

Separating oxygen from the atmosphere is difficult and time-consuming, but adding it is as simple as opening a valve.

From "The Martian" by Andy Weir

Vocabulary.com logo
by dictionary.com

Look it up. Learn it forever.

Remember "time-consuming" for good with VocabTrainer. Expand your vocabulary effortlessly with personalized learning tools that adapt to your goals.

Take me to Vocabulary.com