Can Validation Be Plural?

The noun validation can be countable or uncountable. In more general, commonly used, contexts, the plural form will also be validation. However, in more specific contexts, the plural form can also be validations e.g. in reference to various types of validations or a collection of validations.

How do you use validation?

The court validated the contract. A judge still needs to validate the election. Customs officers validated our passports. The decline in sales only validated our concerns.

Is Validification a word?

This is not a real word. Users intend it to mean to validate, which is the correct word that should be used in its place.