testimonial: Meaning and Definition of

tes•ti•mo•ni•al

1. a written declaration certifying to a person's character, conduct, or qualifications, or to the value, excellence, etc., of a thing; a letter or written statement of recommendation.
2. something given or done as an expression of esteem, admiration, or gratitude.

1. pertaining to or serving as a testimonial: a testimonial dinner for the retiring dean.