Validate vs Solidify - What's the difference?

As verbs the difference between validate and solidify

is that validate is to render valid while solidify is to make solid; convert into a solid body.

(validat)

To render valid.

To check or prove the validity of; verify.

* disprove * invalidate

To make solid; convert into a solid body.

To concentrate; consolidate.

To become solid; to freeze, set.

* solidifiable * solidification * solidifier