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

It can be challenging and time-consuming to figure out whether heat contributed to a death. — Alejandra Borunda, NPR, 2 Sep. 2026

Any effort to fix a break from rock falls or flash floods is time-consuming, precarious and costly, so addressing the latest damage will be complicated. — ABC News, 31 Aug. 2026

Repeating this process can be time-consuming and difficult to reproduce. — Jijo Malayil, Interesting Engineering, 27 Aug. 2026

Part of that is because the process to get a pro bono lawyer can be time-consuming and emotionally draining – calling several different groups, telling a painful story over and over, often only to be told to call someone else. — Andre Mouchard, Oc Register, 27 Aug. 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