testimonial

UK: /ˌtɛstɪˈməʊniəl/ US: /ˌtɛstəˈmoʊniəl/ ,(tes′tə mō′nē əl)

WordReference Random House Learner's Dictionary of American English © 2025

tes•ti•mo•ni•al /ˌtɛstəˈmoʊniəl/   n. [countable]

1. a formal written statement about a person's character, conduct, etc.:
   a very favorable testimonial praising her excellent work.
2. something given or done to express admiration:
   gave her a testimonial at her retirement.

adj. 

3. relating to or serving as a testimonial:
   a testimonial dinner.

See -test-.

WordReference Random House Unabridged Dictionary of American English © 2025

tes•ti•mo•ni•al  (tes′tə mō′nē əl), n. 

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.

adj. 

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

• Late Latin testimōniālis. See testimony, -al¹
• late Middle English 1375–1425

Collins Concise English Dictionary © HarperCollins Publishers::

testimonial / ˌtɛstɪˈməʊnɪəl/ noun

1. a recommendation of the character, ability, etc, of a person or of the quality of a consumer product or service, esp by a person whose opinion is valued
2. (as modifier): testimonial advertising
3. a formal statement of truth or fact
4. a tribute given for services or achievements
5. a sports match to raise money for a particular player

adjective

1. of or relating to a testimony or testimonial

USAGE
Testimonial is sometimes wrongly used where testimony is meant: his re-election is a testimony (not a testimonial) to his popularity with his constituents