Synonyms of confirmation

confirmation

noun

ˌkän-fər-ˈmā-shən 

as in evidence

something presented in support of the truth or accuracy of a claim

regards the finding as a confirmation of the theory that extraterrestrial impacts were responsible for the demise of the dinosaurs

Synonyms & Similar Words

• evidence
• proof
• testimony
• documentation
• testament
• validation
• testimonial
• witness
• corroboration
• substantiation
• attestation
• voucher
• document
• certificate
• verification
• identification
• (the) goods
• demonstration
• manifestation
• exhibit
• authentication
• illustration

Antonyms & Near Antonyms

• refutation
• rebuttal
• charge
• allegation
• accusation
• disproof
• assumption
• suspicion
• presumption
• guess
• conjecture
• surmise

Example Sentences

Recent Examples of confirmation

Every medical advance begins with early findings that require confirmation through additional research. — Dannell D. Boatman, The Conversation, 8 July 2026

There has been no official confirmation of the aircraft’s fate. — ABC News, 8 July 2026

Develop a consistent practice of looking outside the organization to identify risk, and do so efficiently and at scale, providing real-time insights and confirmation that policies are being implemented as expected. — Gaby Prechner, Forbes.com, 7 July 2026

While there’s no confirmation it was based on a true story, something weirdly similar did happen in 2008, over 10 years before this movie was made. — Brianna Zigler, Entertainment Weekly, 7 July 2026