duration

noun

du·​ra·​tion du̇-ˈrā-shən 

also dyu̇-

1

: continuance in time

gradually increase the duration of your workout

2

: the time during which something exists or lasts

were there for the duration of the concert

Synonyms of duration

• time
• lifespan
• lifetime
• life
• continuance
• date

Examples of duration in a Sentence

You should gradually increase the duration of your workout.

for the whole duration of the speech the bored audience fidgeted

Recent Examples on the Web

Residents will be allowed to park for free in the Chester Street Parking Structure during the duration of the emergency parking ban. —Paula Wethington, CBS News, 10 Dec. 2025

Two systems reportedly have a 200 MW capacity and a 2-hour storage duration. —Georgina Jedikovska, Interesting Engineering, 9 Dec. 2025

With growing traction for its fuel-cell systems and visibility into long-duration power solutions, BE is a leading beneficiary of the AI infrastructure boom. —Todd Gordon, CNBC, 9 Dec. 2025

Not only that, but GRB 250702B also exhibited repeating explosive bursts, stretching its duration over days. —Robert Lea, Space.com, 9 Dec. 2025

Word History

Etymology

see durance

First Known Use

14th century, in the meaning defined at sense 1

Phrases Containing duration

• for the duration

Rhymes for duration

• ablation
• bination
• carnation
• cassation
• castration
• causation
• centration
• cessation
• cetacean
• chelation
• citation
• collation

Kids Definition

duration

noun

du·​ra·​tion d(y)u̇-ˈrā-shən 

: the time during which something exists or lasts