The phrase "validate existence" is grammatically correct and can be used in written English.
It is typically used in philosophical or abstract contexts to refer to the act of proving or verifying the existence of something. Example: The scientist's goal was to validate the existence of parallel universes through his experiments and research.
Palmer interpreted Dick's social critique to be that if the act of creation validates existence, and genuinely expresses a form of individuality, then the process of reproduction is alienating, oppressive, and retards an individual's liberty.
In addition, erythrocyte literature sources from the Human Metabolome Database [ 47] were used for validating existence of unique metabolites.
If the enzymes are uniquely classified, a search of literature, specifically the InterPro database [ 66], is then performed to validate their existence (or non-existence) in the organism.
Social media has given us unfettered access to an entire world of possibility our audience, both ever-present and endless, seemingly exists solely to validate our existence as human beings.
The situation is every star's worst nightmare: having to somehow prove your importance and validate your existence from scratch.
But we never really meet any of these people; this Magnani is wallowing in herself, waiting to see if a hollow Hollywood award will somehow validate her existence.
It is a surreally moving experience to grow up at the same time your country, in incremental steps, begins to validate your existence.
Normal modes are calculated to validate the existence of optimal cluster structures.
Our full-field finite element simulations validate the existence of the variable-separable form of solution.
But the men in her life, including the one who could really see her and thus validate her existence, her beloved director Cecil B. DeMille, have moved on, thus breaking her spirit, if not her dreams.
