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v. Present participle of bracket.

n. A series or group of brackets; brackets, collectively.

n. The act of enclosing (text, etc.) in brackets.

n. A series or group of brackets; brackets, collectively.

n. The series of wooden ribs nailed to the ceiling, joists, and battening to support cornices, especially large plaster cornices.

"With HDR activated in the iPhone's camera, it will take a set of three shots with varying degrees of exposure (known as bracketing) and then assemble the three images into one final picture that has the best elements of the three images."

cove bracketing   

bracket