Also found in: Dictionary, Thesaurus, Medical, Legal, Acronyms, Wikipedia.


To prove something to be sound or logical. Also to certify conformance to an accepted standard. Contrast with verify.

For example, data entry validity checking determines whether the data make sense (numbers fall within a range, numeric data are all digits, etc.), but "validity" checking does not "verify" that the data are correct. Even if the check digit in a customer account number is determined to be a valid number, it may still be the wrong number for that individual. In practice however, the terms "validate" and "verify" are often used synonymously. See validity checking, check digit and HTML validator.

Errors Can Be Laughable
Validating data typed into the computer is not a complicated concept. However, with regard to proper names, if there is no existing database to compare to, validation is a time-consuming job. The only way to ensure correct spelling is to have two different operators type the same name twice or to have a person visually compare what has been typed by another.

Is That Really the Name?
Residents of Everittstown, New Jersey would surely get a chuckle if they were driving a car in their town with this GPS navigation system. Of course, if the error was ever reported, an updated DVD disc would solve the problem.
References in periodicals archive ?
Memberships for ValiDATE Dating are available in three months ($89), six months ($119) or one year ($149) subscriptions.
By automating the SAN Change Management process, users gain an independent "check-and-balances" layer that guards the functioning of Storage Resource Management (SRM) and provisioning tools and continuously validates all planned and unplanned changes.
We will develop the process, validate it and look at the paybacks," Couture said.
The DrugTarget Database(TM) has been further enhanced by using of additional methods to validate the antibodies, including Western blots and transfection assays, and an expansion of existing data mining tools.
Acquirers whose Level 1 and 2 merchants validate compliance after March 31, 2007 and prior to August 31, 2007 will be eligible to receive a reduced one-time payment for each qualifying merchant.
The company's flagship products, TrustKeeper[R] and TrustMinder[TM], serve more than 25,000 businesses throughout the world to validate compliance with a variety of industry standards and regulations.
We are pleased to validate the integration of Citrix's solutions with our PeopleSoft software," said Tom Herrmann, vice president, ISV Management and Programs, Oracle.
Organizations are looking for NAC enforcement appliances that can identify and authorize users, validate that they are in compliance, grant them access to specific resources and continually inspect traffic to ensure policy compliance.