[noun] the act of subdividing; division of something previously divided
[noun] an administrative division of some larger or more complex organization; "a branch of Congress" Synonyms: branch, arm
[noun] 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" Synonyms: section
[noun] a section of a section; a part of a part; i.e., a part of something already divided Synonyms: subsection