1. (noun)section, subdivision 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"
2. (noun)section a very thin slice (of tissue or mineral or other substance) for examination under a microscope "sections from the left ventricle showed diseased tissue"
3. (noun)section a distinct region or subdivision of a territorial or political area or community or group of people "no section of the nation is more ardent than the South"; "there are three synagogues in the Jewish section"
4. (noun)section, segment one of several parts or pieces that fit with others to constitute a wholeobject "a section of a fishing rod"; "metal sections were used below ground"; "finished the final segment of the road"
6. (noun)part, section, division one of the portions into which something is regarded as divided and which together constitute a whole "the written part of the exam"; "the finance section of the company"; "the BBC's engineering division"
8. (noun)section, plane section (geometry) the area created by a planecutting through a solid
9. (noun)section, discussion section a smallclass of students who are part of a larger course but are taught separately "a graduate student taught sections for the professor's lecture course"
12. (noun)department, section a specialized division of a largeorganization "you'll find it in the hardware department"; "she got a job in the historical section of the Treasury"
13. (noun)section a segment of a citrusfruit "he ate a section of the orange"
14. (verb)incision, section, surgical incision the cutting of or into body tissues or organs (especially by a surgeon as part of an operation)
15. (verb)segment, section divide into segments "segment an orange"; "segment a compound word"
Definition of 'section' 
