Undoubtedly | Meaning, Definition & Examples

Undoubtedly is an adverb meaning “without doubt” or “certainly.” It’s a somewhat less formal alternative to “indubitably.”

It can be used at the beginning, middle, or end of a sentence to express a viewpoint or evaluation. It can also be used by itself in response to a question, or as a sentence adverb modifying the whole sentence.

Examples: Undoubtedly in a sentence
This is undoubtedly the best dessert I’ve ever eaten.

Undoubtedly, there’s going to be a storm.


Undoubtedly vs. undoubtably

“Undoubtably” is often used to mean “without doubt” or to refer to something that can’t possibly be doubted. While “undoubtably” is somewhat common in everyday speech, it’s not accepted as a real word by most dictionaries and is best avoided in formal or academic writing. Instead, use undoubtedly.

Examples: Undoubtedly vs. undoubtably
  • Undoubtedly, the research has practical implications.

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Frequently asked questions

What is a synonym for “undoubtedly”?

Some synonyms of undoubtedly include:

  • Assuredly
  • Definitely
  • Doubtless(ly)
  • Indubitably
  • Undeniably
  • Unquestionably
  • Without doubt
Is “undoubtably” a word?

“Undoubtably” is often used interchangeably with undoubtedly to mean “certainly” or to refer to something that can’t possibly be doubted. But “undoubtably” is not regarded as a real word by most dictionaries and should be avoided in formal or academic writing.

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Ryan, E. (2023, March 13). Undoubtedly | Meaning, Definition & Examples. Scribbr. Retrieved June 18, 2024, from https://www.scribbr.com/definitions/undoubtedly/

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Eoghan Ryan

Eoghan has a lot of experience with theses and dissertations at bachelor's, MA, and PhD level. He has taught university English courses, helping students to improve their research and writing.