Etymology

self-authenticating

Today it means: In the law of evidence, being a piece of evidence that will automatically be presumed authentic for purposes of admissibility based on the character of the evidence itself. Examples include certified copies of public or business records, official publications of government agencies, and newspaper articles. Full definition →

English authenticating ← Medieval Latin authenticō ← Middle English self-
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The story

  1. Proto-Indo-European*swé?
  2. Proto-Indo-European*selbʰ-
  3. Proto-Germanic*selbaz
  4. Old Englishself
  5. Old Englishself-
  6. Middle Englishself-
  7. Englishself-
  8. Medieval Latinauthenticō
  9. Englishauthenticating
  10. English todayself-authenticating

From self- + authenticating.

Etymology from Wiktionary, CC BY-SA 4.0.