Verification and Validation is the process of investigating whether a software system satisfies specifications and standards and fulfills the required purpose. Verification and Validation both play an important role in developing good software development. Verification helps in examining whether the product is built right according to requirements, while validation helps in examining whether the right product is built to meet user needs. In this article, we will learning the Differences ... Define validation . validation synonyms, validation pronunciation, validation translation, English dictionary definition of validation . tr.v. val·i·dat·ed , val·i·dat·ing , val·i·dates 1. To establish the soundness, accuracy, or legitimacy of: validate the test results; validate a concern.... Definition of validation noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more. This article talks about the differences and similarities between verification vs validation in the software development process.