Difference between Approval and Consent

Approval

Part of speech: noun

Definition: An expression granting permission; an indication of agreement with a proposal; an acknowledgement that a person, thing, or event meets requirements. An expression of favorable acceptance and encouragement; a compliment that also condones.

Consent

Part of speech: noun

Definition: Voluntary agreement or permission, not unlike assent consent can be achieved by passively not refusing.

Part of speech: verb

Definition: To express willingness, to give permission.To cause to sign a consent form.