all-time
Americanadjective
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never surpassed.
Production has reached an all-time high.
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being as specified throughout its history.
The game’s perfect balance of learning and enjoyment has earned it a place among the all-time gems of the genre.
adjective
Etymology
Origin of all-time
First recorded in 1910–15
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
That’s an all-time high for the month of August.
From MarketWatch ● Sep. 10, 2026
Copernicus said -- surpassing by 0.01C the previous all-time monthly record set in July 2023.
From Barron's ● Sep. 10, 2026
“My dad encouraged me to try out and I loved it from the start,” said Hedricks, who is the school’s all-time leader in interceptions with 45.
From Los Angeles Times ● Sep. 8, 2026
Shares of Marathon Petroleum closed at an all-time high $397.77 on Tuesday.
From The Wall Street Journal ● Sep. 8, 2026
While there was still a class divide in the black community, the cooperation among all levels reached an all-time high, but much of the interaction fermented behind the scenes where whites couldn’t see it.
From "The Best of Enemies" by Osha Gray Davidson
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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.