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Synonyms

time-tested

American  
[tahym-tes-tid] / ˈtaɪmˌtɛs tɪd /

adjective

  1. having proved valid, workable, or useful over a long span of time.

    a time-tested theory.

Etymology

Origin of time-tested

First recorded in 1940–45

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.

“Our fruits and vegetables are grown naturally using time-tested methods like companion planting, selecting plant combinations that naturally deter pests and enrich the soil.”

From Los Angeles Times • Feb. 27, 2026

"We've taken a historic decision to elevate our time-tested partnership to a Special Strategic Partnership," Modi said in a post on X.

From BBC • Feb. 27, 2026

But if investors rely on smart, time-tested risk management, their portfolios will thrive in the coming year.

From The Wall Street Journal • Jan. 6, 2026

“Its monetary qualities are time-tested for millenia, and in many languages, the word for silver literally means money.”

From MarketWatch • Nov. 19, 2025

And I could see by Farrow’s pained expression that the time-tested and sparingly applied Ryan Dean West pee-tear scam worked beautifully.

From "Winger" by Andrew Smith

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.