Undoubtedly

//ʌnˈdaʊtɪdli// adv

adv ·Uncommon ·College level

Definitions

Adverb
  1. 1
    Without doubt; definitely.

    "The cane was undoubtedly of foreign make, for it had a solid silver ferrule at one end, which was not English hall–marked."

Adverb
  1. 1
    without doubt; certainly wordnet

Synonyms

All synonyms
doubtlesslyindubitablyno doubtunmistakablyunquestionablywithout doubt

Example

More examples

"Haruyo is undoubtedly under stress during this entrance-examination season."

Etymology

From Middle English undoutedly, equivalent to undoubted + -ly.

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.