Undeniably

Origin

From undeniable + -ly.

Full definition of undeniably

Adverb

1. In an undeniable manner, or to an undeniable extent.
• 1852 April, Edward Bulwer-Lytton, 1st Baron Lytton, My Novel; or, Varieties in English Life, Book X, Chapter III, in Harper's New Monthly Magazine, Harper & Brothers, Volume IV, Number XXIII, page 678:...; and gaunt though his figure, and far from elegant though his dressing-robe, there was that about him which spoke undeniably of the grand seigneur—...
2. Used as a modal adverb to assert that that the indicated statement is undeniable.The third movie was undeniably the best.
3. No one can deny that the third movie was the best.

Synonyms

• (as a modal adverb) indisputably