n.
- One of the parts or spaces into which an area is subdivided.
- A separate room, section, or chamber: a storage compartment.
To compartmentalize: "The information has not been compartmented" (John H. Cushman, Jr.).
compartmental com'part·ment'al (kŏm'pärt-mĕn'tl) adj.
The American Heritage® Dictionary of the English Language, Fourth Edition Copyright © 2007, 2000 by Houghton Mifflin Company. Updated in 2009. Published by Houghton Mifflin Company. All rights reserved.