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food pyramid a pictorial guide developed by the U.S. Department of Agriculture to advocate healthy eating habits. It shows which types of foods should be eaten in lesser or greater amounts for good health.
Great Pyramid of Giza a limestone and granite pyramid, which is the oldest and only remaining of the Seven Wonders of the Ancient World, built circa 2500 B.C.E. as a memorial and tomb for King Khufu, the second king of the fourth Egyptian dynasty.