certifiably
Americanadverb
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in a way that meets official or certifiable standards.
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Informal. in a way or to a degree that suggests insanity or irrationality.
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.
The room, with its cracks and peeling paint in sharp focus, is more certifiably there than the vague, transient human figure.
From The Wall Street Journal • Feb. 21, 2026
And Rojas and Smith are certifiably Dodgers icons after Rojas’ home run tied the score in the ninth and Smith’s home run gave them the lead and eventually decided the game in the 11th.
From Los Angeles Times • Nov. 2, 2025
As a certifiably hangry type, I know that my outlook on life gets bleaker when my blood sugar dips.
From Salon • Dec. 25, 2023
We’re living in an age in which many people are certifiably insane, or at least in denial.
From Washington Times • Dec. 3, 2023
Assuming they could make it down to the fiery river, which she doubted, her plan seemed certifiably insane.
From "The House of Hades" by Rick Riordan
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.
