time-consuming

adjective

time-con·​sum·​ing ˈtīm-kən-ˈsü-miŋ 

1

: using or taking up a great deal of time

time-consuming chores

2

: wasteful of time

time-consuming tactics

Examples of time-consuming in a Sentence

Recent Examples on the Web

Once there, the kits need to be hoisted up to the wind turbine, which is both time-consuming and potentially dangerous. — Christopher McFadden, Interesting Engineering, 10 Oct. 2026

But, especially as your business grows, working with scrap paper and Excel spreadsheets can be time-consuming and error-prone. — Carson Brunson, CNBC, 7 Oct. 2026

Building conventional simulations for robot testing can be time-consuming and costly, Taiuti said, requiring developers to create three-dimensional objects and configure scenes. — Wen Shao, Fortune, 6 Oct. 2026

The next — and likely more time-consuming — section collects information about your financial situation. — Personal Finance, TheWeek, 5 Oct. 2026

Word History

First Known Use

1600, in the meaning defined at sense 1

Rhymes for time-consuming

• assuming
• consuming
• costuming
• presuming
• resuming
• subsuming
• blooming
• booming
• fuming
• grooming
• looming
• rooming