time-consuming

American  

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

adjective

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

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time-consuming British  

adjective

1. taking up or involving a great deal of time

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Etymology

Origin of time-consuming

First recorded in 1930–35

Example Sentences

If the new guy were using software like TurboTax, H&R Block or FreeTaxUSA, it would be cheaper, less hassle and less time-consuming to do it yourself.

From MarketWatch • Mar. 27, 2026

The new policy also creates new verification rules – like stricter proof of parents’ employment – that are making it more time-consuming and complicated to receive subsidies.

From Salon • Mar. 20, 2026

But doing so has historically proven pricey and time-consuming because of permitting issues, regional opposition and supply-chain snarls.

From The Wall Street Journal • Mar. 13, 2026

But there are constraints on its ability to export gas - it is a costly and time-consuming process to build up its infrastructure.

From BBC • Mar. 12, 2026

But bombes were costly and time-consuming to run, and there were nowhere near enough of them, so British code breakers were also solving many Enigma messages—fully or in part—with pencil, paper, and know-how.

From "The Woman All Spies Fear" by Amy Butler Greenfield

Related Words

• dull
• gradual
• low
• moderate
• sluggish
• stagnant
• stiff
• tame
• tedious