reveal

The outer side of a window or door frame.

The building has a one-story rusticated limestone base and a canopied entrance with a doorman beneath an attractive, rusticated limestone window reveal on the second floor and a very impressive and ornate limestone window reveal on the third floor flanked by female figureshttps://www.cityrealty.com/nyc/carnegie-hill/1105-park-avenue/review/7216.

A revelation; an uncovering of what was hidden in the scene or story.

The comedian had been telling us about his sleep being disturbed by noise. Then came the reveal: he was sleeping on a bed in a department store.

A simple dolly or crane move can be used for an effective reveal. A subject fills the frame, then with a move, something else is revealed.

To uncover; to show and display that which was hidden.

c. 1625, Edmund Waller, Of the Danger His Majesty (being Prince) Escaped in the Road at St Andero Light was the wound, the prince's care unknown, / She might not, would not, yet reveal her own.

The dispatches revealed details of corruption and kleptocracy that many Tunisians suspected, but could not prove, and would cite as they took to the streets.

To communicate that which could not be known or discovered without divine or supernatural instruction.