Noun
1. an area composed of subdivided lots
2. the act of subdividing; division of something previously divided
3. an administrative division of some larger or more complex organization;
"a branch of Congress"4. a self-contained part of a larger composition (written or musical);
"he always turns first to the business section""the history of this work is discussed in the next section"5. a section of a section; a part of a part; i.e., a part of something already divided