One of the parts or spaces into which an area is subdivided.
A separate room, section, or chamber: a storage compartment.
tr.v.
com·part·ment·ed, com·part·ment·ing, com·part·ments To compartmentalize: "The information has not been compartmented"(John H. Cushman, Jr.) com'part·ment'al (kŏm'pärt-měn'tl) adj.