corroboration

From Middle English corroboracioun, borrowed from Late Latin corrōborātiō (“strengthening”).

• Rhymes: -eɪʃən

corroboration (countable and uncountable, plural corroborations)

1. The act of corroborating, strengthening, or confirming; addition of strength; confirmation
   • 1857, Herman Melville, chapter 23, in The Confidence-Man:

     Fallacious enough doctrine when wielded against one's prejudices, but in corroboration of cherished suspicions not without likelihood.

   • September 16 2016, Jonah Goldberg writing in the Baltimore Sun, Hillary's health is a valid issue:

     Social media lighted up with corroborations that lower Manhattan was the meteorological equivalent of the jungles of Borneo.

2. That which corroborates.
   • 2018, James Lambert, “A multitude of ‘lishes’: The nomenclature of hybridity”, in English World-Wide‎, page 2:

     Urban Dictionary records at least 66 of the terms found by the present research, but as this dictionary liberally accepts words, definitions, and sample sentences based solely on the say-so of contributors, in the absence of corroboration from other sources the authenticity of some entries must remain dubious.

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corroboration f (plural corroborations)

1. corroboration, verification, confirmation

• “corroboration”, in Trésor de la langue française informatisé [Digitized Treasury of the French Language], 2012.