1. "In cognitive psychology, chunking is a process by which individual pieces of an information set are bound together into a meaningful whole." (Wikipedia: Chunking, 9.5.22 UTC 23:59)
2. "It is believed that individuals create higher-order cognitive representations of the items within the chunk. The items are more easily remembered as a group than as they individual items themselves." (Wikipedia: Chunking, 9.5.22 UTC 23:59)