irrefutably

English

Etymology

From irrefutable +‎ -ly.

Adverb

irrefutably (comparative more irrefutably, superlative most irrefutably)

1. In an irrefutable manner; beyond the possibility of refutation.

References

• Noah Webster (1828), “irrefutably”, in An American Dictionary of the English Language: […], volume I (A–I), New York, N.Y.: […] S. Converse; printed by Hezekiah Howe […], →OCLC.
• William Dwight Whitney, Benjamin E[li] Smith, editors (1911), “irrefutably”, in The Century Dictionary […], New York, N.Y.: The Century Co., →OCLC.