Also 7 -er. [Agent-n. in L. form, from corrōborā-re to CORROBORATE.] One who or that which corroborates.

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1672.  Crowne, City Politiques, I. i. (1688), 7. I’le bring a Hundred Witnesses to confirm it, besides Corroboraters.

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1674.  R. Godfrey, Inj. & Ab. Physic, 93. Medicines … that may prove true helpers and corroborators of the Vitals.

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1741.  Richardson, Pamela, IV. 356. He would be in a manner a Corroborator of his Morals.

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1868.  E. Edwards, Ralegh, I. xxiv. 557. The well-timed appearance of corroborators.

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