DURATION Synonyms: 55 Similar and Opposite Words

duration

noun

du̇-ˈrā-shən

Definition of duration

as in time

the period during which something exists, lasts, or is in progress for the whole duration of the speech the bored audience fidgeted

Synonyms & Similar Words

Relevance

as in continuation

uninterrupted or lasting existence scientists warning that the very duration of our civilization depends upon finding a solution to this major environmental problem

Synonyms & Similar Words

Antonyms & Near Antonyms

Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

Recent Examples of duration Tracking can include cycle length, bleeding duration, flow intensity and pain severity—as well as when symptoms occur in relation to the menstrual cycle. — Lauryn Higgins, Flow Space, 14 July 2026 Special high-flow racing cylinder heads feature CNC porting, competition valves, springs, seats and keepers designed to work with new high-lift/duration cams. — New Atlas, 13 July 2026 Its exact duration — which, by most accounts, lasted July 13 to July 20 — is still somewhat difficult to settle on, partly because of dead Chicagoans found in homes and hotels after the heat declined to the low 90s. — Kori Rumore, Chicago Tribune, 11 July 2026 For a duration of three years, the AI surge left Qualcomm in the shadows. — Trefis Team, Forbes.com, 10 July 2026 See All Example Sentences for duration

Recent Examples of Synonyms for duration

Noun

While wedding vows typically last about one to three minutes per person, Swift and Kelce took their time celebrating one another on their big day.

— Chanel Vargas, InStyle, 6 July 2026
The extraordinary strait lockdown could make this time different.

— David Goldman, CNN Money, 6 July 2026

Definition of time

Noun

While Spirometra are known to have long lives in humans, the lifespan is typically reported as being around 20 to 30 years.

— Beth Mole, ArsTechnica, 9 July 2026
Penta Tandem monitors vertically stack five light-emitting layers, which improves energy efficiency, significantly boosts peak brightness, and drastically extends the overall lifespan of the screen.

— Zackery Cuevas, PC Magazine, 9 July 2026

Definition of lifespan

Noun

According to Max Power, the wells are expected to evaluate hydrogen flow rates, pressure behavior, gas continuity, concentrations, deliverability, and the overall scalability of the underground system.

— Georgina Jedikovska, Interesting Engineering, 13 July 2026
Reaching that level required auditable systems for clinical governance, staff qualifications, patient pathway design, information handling, quality management and continuity of care.

— Ascend Agency, Mercury News, 13 July 2026

Definition of continuity

Noun

With cases on track to nearly triple by mid-century, the message from the world’s leading dementia researchers is that meaningful prevention is possible now and that the window to act stretches across a lifetime.

— Samantha Agate, Fort Worth Star-Telegram, 16 July 2026
The first charge could lead to 15 years in prison, and the second charge could mean a lifetime prison sentence.

— David Zimmermann, The Washington Examiner, 16 July 2026

Definition of lifetime

Noun

The latest court filings show the parties are working toward a settlement and requested another hearing continuance until July 27.

— Catherine Muccigrosso July 14, Charlotte Observer, 14 July 2026
Commissioners approved a two-month continuance of the item at Wednesday’s meeting so that residents can have further conversations with developers.

— Emily Holshouser July 9, Fort Worth Star-Telegram, 9 July 2026

Definition of continuance

Noun

This study focuses on people who played soccer at the highest levels, but a lot of people play for at least some period of their lives.

— Madeline Holcombe, CNN Money, 12 July 2026
This British drama series follows a woman named Emma over the course of more than six decades of her life, from the 1900s through the 1970s, working her way from impoverished maid to the world’s richest woman.

— Erik Kain, Forbes.com, 12 July 2026

Definition of life

Noun

Analysts said the persistence of such underlying weakness also raises the question of whether Chinese officials will turn to more fiscal stimulus to try and boost domestic spending.

— Stephanie Yang, CNN Money, 15 July 2026
This book shows the importance of persistence when refining a skill and remaining true to oneself.

— Brooke Harris Garad, The Conversation, 14 July 2026

Definition of persistence

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durables

duration

durations

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“Duration.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/duration. Accessed 18 Jul. 2026.

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Synonyms of duration

noun

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