compartment

n. 1 space within a larger space, separated by partitions. 2 watertight division of a ship. 3 area of activity etc. Kept apart from others in a person's mind. [latin: related to *part]

n. One of the parts into which an inclosed portion of space is divided, as by partitions, or lines; as, the compartments of a cabinet, a house, or a garden.