by mistake

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.

Well, dear reader, I took a break, too—from What’s News—to write about great innovations that were discovered by mistake.

From The Wall Street Journal • May 6, 2026

"No one remained imprisoned by mistake: the people were released," said Morando.

From Barron's • Mar. 17, 2026

When these files were released, a number of things seemed to have been released by mistake.

From Slate • Feb. 4, 2026

For more than an hour, Trump repeatedly called Greenland Iceland by mistake, while demanding it be turned over to him.

From Los Angeles Times • Jan. 21, 2026

“You don’t think he could have mixed up the glasses by mistake? Meaning to get you?”

From "Harry Potter and the Half-Blood Prince" by J.K. Rowling