/ˌvælɪˈdeɪʃən/ – noun
Definition: việc làm cho có giá trị, việc làm cho có hiệu lực pháp lý, việc hợp thức hóa, việc phê chuẩn.
A more thorough explanation: Validation refers to the process of confirming or verifying the accuracy, authenticity, or legality of something, such as a document, contract, or procedure, to ensure that it meets the required standards or criteria.
Example: The court required validation of the contract before it could be considered legally binding.