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

But this has been a difficult and time-consuming undertaking. — Roy Stephen Canivel, Footwear News, 18 Sep. 2026

The shelter provides the supplies volunteers need, although caring for young kittens can be messy and time-consuming. — Melissa May, CBS News, 17 Sep. 2026

That could become increasingly important for advanced military engines, where complex components and relatively small production runs can make traditional manufacturing processes time-consuming and expensive. — Kaif Shaikh, Interesting Engineering, 16 Sep. 2026

Checking a supplier’s financial health and compliance status remains time-consuming, while the number of suppliers continues to grow. — Alex Saric, Forbes.com, 16 Sep. 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