Vocab5000
Dictionary CEFR Levels IELTS & TOEFL Expressions Confusing Words Games Download App

undoubtedly

adverb C1 Formal

Meaning

Undoubtedly is an adverb used to express a high degree of certainty or conviction regarding a statement or assertion, indicating that there is no reasonable doubt about the truth or validity of the proposition being made.
💡 While "undoubtedly" conveys strong affirmation, it is important to use it judiciously in academic writing to avoid overgeneralization; it is often more effective to provide supporting evidence for claims.

Example Sentences

The results will undoubtedly influence future policy decisions significantly .
The study undoubtedly demonstrates significant improvements in cognitive function .

Word in Context

On Saturday morning Anna sat by the window with a notebook , composing the structure of her upcoming presentation . She reviewed each section carefully , testing the transitions until the argument flowed convincingly . Undoubtedly her confidence had increased after repeated rehearsals , yet she still practised the opening lines aloud to ensure clarity . When she delivered the talk , she modulated her tone and allowed deliberate pauses to highlight complex points . Afterwards colleagues offered constructive feedback , which confirmed that her examples had effectively clarified the central claim .

Common Phrases

undoubtedly true undoubtedly clear undoubtedly significant

Synonyms

Never forget "undoubtedly"

Set a daily goal, reinforce with word cards and games, and track your progress in the Vocab5000 app — learn every C1 level word permanently with our science-based repetition system.

Vocab5000