tes·ti·mo·ny /ˈtɛstəˌmoʊni/ noun plural tes·ti·mo·nies
something that someone says especially in a court of law while formally promising to tell the truth [noncount
] ▪ The jury heard 10 days of testimony.
] ▪ There were contradictions in her testimony. ▪ the personal/oral/written/eyewitness testimonies of survivors of the war
proof or evidence that something exists or is true : testament
— + to
] ▪ It is testimony to her courage and persistence that she worked for so long in the face of such adversity.
] ▪ The popularity of diet fads is a testimony to the fact that people want a quick fix for their health and weight problems.