When validate first entered the language in the mid-17th century, its meaning was tied fast to its close relative, the adjective valid, meaning “executed with the proper legal authority and …

VALIDATE definition: 1. to make something officially acceptable or approved, especially after examining it: 2. to prove…. Learn more.

Some common synonyms of validate are authenticate, confirm, corroborate, substantiate, and verify. While all these words mean "to attest to the truth or validity of something," validate …

W3C's easy-to-use markup validation service, based on SGML and XML parsers.

To validate is to prove that something is based on truth or fact, or is acceptable. It can also mean to make something, like a contract, legal. You may need someone to validate your feelings, …

Validate definition: to make valid; substantiate; confirm.. See examples of VALIDATE used in a sentence.

Definition of validate verb in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

val•i•date (ˈvæl ɪˌdeɪt) v.t. -dat•ed, -dat•ing. 1. to make valid; substantiate; confirm. 2. to give legal force to; legalize. 3. to give official sanction, confirmation, or approval to: to validate a passport.

Sep 23, 2025 · Learn how to validate digital signatures to ensure document integrity in Adobe Acrobat. You can validate a signature in a signed document to verify the authenticity of the …

Verification and validation (also abbreviated as V&V) are independent procedures that are used together for checking that a product, service, or system meets requirements and specifications …