atlas

noun

• 1 (plural atlases) a book of maps or charts:I looked in the atlas to find a map of Italy a road atlas
• a book of illustrations or diagrams on any subject:Atlas of Surgical Operations

• 2 (plural atlases) (also atlas vertebra) Anatomy the topmost vertebra of the backbone, articulating with the occipital bone of the skull.

• 3 (plural atlantes /atˈlantēz/) Architecture a stone carving of a male figure, used as a column to support the entablature of a Greek or Greek-style building.