Wheatstone by his knowledge of Ohm's law and the electro-magnet was probably able to enlighten him.
On this point he found an opportunity to enlighten me before taking his seat.
You seem learned in the law, young farmer; enlighten us, pray.
I have no doubt, gentlemen, that you will think harshly of me because I did not enlighten the Vicomte.
I must enlighten the Keeper of ...