validation

noun

val·​i·​da·​tion ˌva-lə-ˈdā-shən 

: an act, process, or instance of validating

especially : the determination of the degree of validity of a measuring device

Synonyms of validation

• evidence
• proof
• testimony
• documentation
• testament
• confirmation

Examples of validation in a Sentence

I'm afraid we cannot act on your claim without validation.

Recent Examples on the Web

Such deployments would require validation against facility-specific radiation levels and safety requirements. — Aamir Khollam, Interesting Engineering, 14 Oct. 2026

The validation panel flagged two unsupported minima (areas that could need additional support as the print develops). — Michael Lydick, PC Magazine, 14 Oct. 2026

The partners describe a process of testing and refinement that continues through performance validation and industrial production. — Alexandra Harrell, Footwear News, 13 Oct. 2026

Executives who remain tethered to routine reporting or data validation could inadvertently create an organizational bottleneck. — Alexandra J. Zanela, Forbes.com, 13 Oct. 2026

Word History

Etymology

valid(ate) + -ation, perhaps after French validation

First Known Use

circa 1656, in the meaning defined above

Phrases Containing validation

• self-validation

Rhymes for validation

• abdication
• aberration
• abjuration
• abnegation
• abrogation
• acceptation
• acclamation
• acclimation
• accusation
• activation
• actuation
• acylation