trial and error
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.
Perfecting the rain-soaked rumble and other key moments took some trial and error.
From Los Angeles Times ● Oct. 6, 2026
In particular, it has increased the resources devoted to reinforcement learning, a step later in the training process that teaches models to perform skills through trial and error, the people said.
From The Wall Street Journal ● Sep. 1, 2026
The feat followed trial and error that initially saw him mollycoddle corals in stress-free environments, but those easily perished in the ocean once transplanted.
From Barron's ● Jul. 29, 2026
"I started 3D-printing them and I made lots of little tweaks. After a lot of trial and error, eventually these started to work really well."
From BBC ● Jul. 20, 2026
Technology came first, because it is possible to make machines by trial and error without fully understanding the principles on which they operate.
From "The Scientists" by John Gribbin
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