En*light"en (?), v. t. [Pref. en- + lighten: cf. AS.
inlīhtan. Cf. Enlight.]
1. To supply with light; to illuminate; as, the sun enlightens the earth.
His lightnings enlightened the world.
Ps.
xcvii. 4. 2. To make clear to
the intellect or conscience; to shed the light of truth and knowledge upon; to furnish with increase of knowledge; to instruct; as, to enlighten the mind or understanding.
The conscience
enlightened by the Word and Spirit of God.
Trench.