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

The idea for GlossGenius, their flagship product, started from a frustration with tedious and time-consuming admin, coupled with a passion for beauty. — Alyssa Jaffer, Forbes.com, 6 Aug. 2026

Packing healthy school lunches does not have to be expensive or time-consuming. — Sharon Lawson, CBS News, 6 Aug. 2026

Of all the mediums to make a film, stop-motion may be the most time-consuming. — Wilson Chapman, IndieWire, 5 Aug. 2026

Permanent Marker Removal Trying to scrub permanent marker away is tiring, time-consuming, and often futile without some type of product to loosen the marker. — Timothy Dale, The Spruce, 4 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