Section may refer to:

• Section (bookbinding), papers folded during bookbinding
• Section (botany)
• Section (category theory), also in homological algebra, and including:
• Section (fiber bundle), in topology
• Part of a sheaf (mathematics)
• Section (group theory)
• Section (military unit)
• Section (music)
• Section (Scouting)
• Section (United States land surveying)
• Section, Alabama, a town in the United States
• Section sign (§), in typography
• Archaeological section
• Caesarean section, method of child birth
• Pullman section, a type of sleeping car accommodation
• Histological section, a thin slice of tissue used for microscopic examination
• Statigraphic section, layers of rocks
• Section, a division of a forest range in India
• Section, an instrumental group within an orchestra
• Involuntary commitment, known in the United Kingdom as sectioning

See also

• Cross section (disambiguation)
• Division (disambiguation)
• Part
• Segment (disambiguation)