stacking
n. uncountablen. the act of putting things on top of each other to make a pile. In photography, it means combining several pictures to make one perfect image.
n. the process of arranging objects in a vertical pile; in digital imaging, the technique of combining multiple exposures to enhance depth of field or reduce noise.
The children are busy stacking their wooden blocks.
Focus stacking allows macro photographers to keep the entire insect in sharp focus by merging several different shots.
The warehouse manager implemented a new stacking protocol to ensure that heavier crates remained at the base of the pallets, thereby reducing the risk of structural collapse during transit.
Often functions as a gerund; frequently paired with 'focus' or 'image' in technical photography contexts.