v. (-ies, -ied)
1. intr. (of a person or thing) bear witness (testified to the facts).
2 intr. Law give evidence.
3 tr. affirm or declare (testified his regret; testified that she had been present).
4 tr. (of a thing) be evidence of, evince.
Derivatives:
testifier n.
Etymology: ME f. L testificari f. testis witness