Origin: Latin suffix -tion
Validation has 3 different meanings across 1 category:
the act of validating; finding or testing the truth of something
"The scientific community awaited the validation of the new theory through rigorous experiments that confirmed its predictions were accurate."
the cognitive process of establishing a valid proof
"The mathematician spent weeks in validation, rigorously checking every step to establish a valid proof for his conjecture."
The act of validating something.
"The software engineer spent hours on validation to ensure the new system met all safety standards before launch."
In plain English: Validation is when someone shows they truly hear and accept what you are feeling or thinking.
"She felt great relief after finally getting validation for her medical diagnosis from the doctor."
The word entered English from Middle French as validation. It was formed by combining the verb to validate with a suffix meaning action or process.