The phrase "approval of validation" is correct and usable in written English.
It can be used in contexts where you are discussing the acceptance or confirmation of a validation process or result.
Example: "The approval of validation is necessary before we can proceed with the project implementation."
Alternatives: "validation approval" or "endorsement of validation".
On social networks, we solicit "likes," "shares" and "follows," which are forms of approval and validation by others.
Because clinical approval and validation of biomarkers are costly and time consuming (Chao et al. 2010), prioritization is important.
Make a point of confidently expressing who you are, instead of seeking approval or validation through your clothing.
The main challenges of optical imaging are depth penetration and signal quantification, as well as the development, validation, and approval of relevant optical imaging agents for human use.
In talking in a way that serves as self amusement (bantering and having fun), you convey that you don't need the validation or approval of others to feel good about yourself.
Over the past decade targeted covalent inhibitors have undergone a renaissance due to the clinical validation and regulatory approval of several small molecule therapeutics that are designed to irreversibly modify their target protein.
They are seeking their validation in the approval of others and so they run in circles trying to please person after person in hopes that they will one day feel like they are enough.
Unfortunately, the rush for a product to solve the problem of increasing throughput and decreasing costs has lead to a fast track approach in the development, the validation and the approval of commercial kits.
As a culture, it's quite disgusting that social such social media projects that are aimed at bringing awareness is actually exploiting the trauma of such hardships as a wall to seek approval or validation from a male gaze.
