certificate of authenticity

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certificate of authenticity

noun certificates of authenticity · COA

  1. A seal on paper appended to a specific artwork which is made to demonstrate that the item is authentic.

    Similar: COA

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MLA

"certificate of authenticity." Wiktionary, via Micwyn, micwyn.com/word/certificate%20of%20authenticity. Accessed 6 Nov. 2026.

APA

certificate of authenticity. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/certificate%20of%20authenticity

Chicago

"certificate of authenticity." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/certificate%20of%20authenticity.

BibTeX
@misc{certificate_of_authenticity_2026,
  title = {certificate of authenticity},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/certificate%20of%20authenticity},
  urldate = {2026-11-06}
}