as in duration
the period during which something exists, lasts, or is in progress
the lifetime of the camera's batteries was so short we couldn't get through a day trip without having to replace them
Synonyms & Similar Words
Relevance
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 lifetime
The 82-year-old was diagnosed with an aggressive form of prostate cancer, the second most common cancer among men, with 1 in 8 being diagnosed in their lifetime, according to the American Cancer Society.
—
Sam Woodward, USA Today, 23 May 2025
Join 5 others in the comments View Comments Scientists believe quasars and galaxy mergers used to be far more common earlier in the universe’s lifetime, said Dong-Woo Kim, an astrophysicist with the Harvard and Smithsonian Center for Astrophysics who was not involved in the research.
—Kameryn Griesser, CNN Money, 23 May 2025
These are shoes that can last you a lifetime, and this is speaking from experience—I’ve had my Birkenstock slides for nearly 10 years.
—Abby Morgan Lebet, Glamour, 23 May 2025
Trapping was never a way to get rich, certainly not in my lifetime.
—Ted Updike, Outdoor Life, 22 May 2025
See All Example Sentences for lifetime
Sam Woodward, USA Today, 23 May 2025
Join 5 others in the comments View Comments Scientists believe quasars and galaxy mergers used to be far more common earlier in the universe’s lifetime, said Dong-Woo Kim, an astrophysicist with the Harvard and Smithsonian Center for Astrophysics who was not involved in the research.
—Kameryn Griesser, CNN Money, 23 May 2025
These are shoes that can last you a lifetime, and this is speaking from experience—I’ve had my Birkenstock slides for nearly 10 years.
—Abby Morgan Lebet, Glamour, 23 May 2025
Trapping was never a way to get rich, certainly not in my lifetime.
—Ted Updike, Outdoor Life, 22 May 2025
See All Example Sentences for lifetime
Recent Examples of Synonyms for lifetime
Noun
-
The way blind people see the world depends on the type, severity, and duration of their vision loss.—
Anna Giorgi,
Verywell Health,
6 June 2025
-
For example, my company continuously calculates take-home pay, taxes, health care premiums, retirement contributions, and other withholdings for our customers and their employees, regardless of the duration between pay cycles.—
Matt Robison,
MSNBC Newsweek,
5 June 2025
Noun
-
Additionally, Shimamura says that the Japanese film industry is too focused on the domestic box office at times, when there is huge growth potential for some of Japan’s IP to bring in profits from overseas.—
Sara Merican,
Deadline,
4 June 2025
-
It has been ported to several consoles and has sold more than 23 million copies globally in the time since.—
J. Kim Murphy,
Variety,
4 June 2025
Noun
-
The feature-length documentary, releasing June 10, is the first in a weekly series that digs into big event meltdowns that made headlines, created corporate scandals, and often cost lives.—
Rory Doherty,
Time,
10 June 2025
-
Mitch is a successful banker who hates his job and the life it’s bought him, with a wife who does not understand him.—
Angie Han,
HollywoodReporter,
10 June 2025
Cite this Entry
“Lifetime.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/lifetime. Accessed 18 Jun. 2025.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
Share