Additional evidence that strengthens or confirms evidence already given.
Evidence that confirms or strengthens evidence already presented to the court.
Additional evidence which tends to strengthen or confirm evidence already given.
Evidence supplementary to that already given and tending to strengthen or confirm it.
Supplementary evidence that strengthens or confirms initial evidence.
Corroborating evidence is evidence that tends to support a proposition that is already supported by some evidence. For example, W, a witness, testifies that she saw X drive his automobile into a green car. Y, another witness, testifies that when he examined X's car later that day he noticed green paint on its fender.