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 can be a time-consuming process, so legacy ID holders should plan to be at the airport at least three hours before departure, instead of the usual two hours for a domestic flight. —Taylor Johnston, CBS News, 21 Apr. 2025

Any production changes cannot be implemented quickly and require long-term planning, one of them said, due to the time-consuming and capital-intensive work involved in retooling manufacturing facilities and adjusting supply chains. —Maki Shiraki, USA Today, 19 Apr. 2025

The automation of repetitive, time-consuming tasks gives employees more time to focus on high-value, strategic work. —Prithvi Singh Shergill, Forbes.com, 18 Apr. 2025

Deviled eggs are always at the top of the list (especially in the South!), but boiling dozens of eggs, separating the whites from the yolks, and making a perfect filling are time-consuming endeavors. —Taylor Tobin, Southern Living, 18 Apr. 2025

Word History

First Known Use

1633, in the meaning defined at sense 1

Rhymes for time-consuming

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