noun.
The act of corroborating, strengthening, or confirming; addition of strength; confirmation; as, the corroboration of an argument, or of information.
noun.
That which corroborates.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
noun.
confirmation that some fact or statement is true through the use of documentary evidence
Word Usage
"I think that the corroboration from the Montgomery County PD that they were there should be sufficient, regardless of the denials issuing forth from Chief Lanier and her people (who have prevaricated before and whose veracity is suspect)."