truly
Americanadverb
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in accordance with fact or truth; truthfully.
Whatever his faults, he lived a life that can be truly said to be significant.
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legitimately; by right.
Those assets and properties are no longer truly his.
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We're truly sorry for the delay.
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to the fullest extent or degree.
The property should be viewed to truly appreciate all it has to offer.
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to a great extent or degree.
The film is littered with some truly dreadful sequences.
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sincerely (a conventional term used at the end of a letter).
Yours truly, Allan Burns.
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exactly; accurately; correctly.
The clock runs truly.
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To truly worship God, we must know Him and not be ignorant of His glorious nature.
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indeed; without doubt; verily.
Truly, she is a fair-haired angel.
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Archaic. faithfully; loyally.
adverb
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in a true, just, or faithful manner
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(intensifier)
a truly great man
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indeed; really
Etymology
Origin of truly
First recorded before 1000; Middle English treuli, Old English trēowlīce; tru(e) + -ly ( def. )
Explanation
Truly is an adverb that means "in truth" or "really." You would say, "That is truly beautiful" or "It was truly a beautiful wedding." When you're truly sick, you're really sick. When you're truly sorry, you're sincerely sorry. A truly odd story is extremely strange or bizarre. A truly scary movie is terrifying. This word has to do with things that are actually or absolutely so. It's also used as a closing in letters. Instead of "Sincerely" or "Sincerely yours," many people write, "Yours truly" or "Very truly yours." The idea is: "I really mean this; you can trust me."
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.
And in a video message to the Chinese people released Tuesday, Putin said relations have reached "a truly unprecedented level" and that "trade between Russia and China continues to grow".
From Barron's • May 19, 2026
Winning once is impressive, but repeating it is the mark of a truly great team.
From BBC • May 19, 2026
Here, punk bands truly espoused the music’s DIY ethos, and were more culturally diverse.
From Los Angeles Times • May 18, 2026
“I haven’t gotten the amount of offers that I truly expected.” he said.
From The Wall Street Journal • May 18, 2026
You’re not sure exactly what happened, but all of a sudden you truly are gone from this world.
From "Ida B" by Katherine Hannigan
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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.