Definition

1. Noun:
   • A division of a family, especially a clan: A "sept" is a social group, particularly in Ireland or Scotland, comprising people who claim descent from a common ancestor. It often functions as a subdivision of a larger clan.
   • (Archaic) A clan; a tribe: An older usage referring to a group of people, often with a shared name, considered as a family unit.

Usage

• The word "sept" is primarily used in historical, genealogical, or anthropological contexts, especially concerning Celtic (Irish and Scottish) social structures. It is a specific term and not commonly used in everyday modern English.

Examples

• Noun:
  • The O'Neills were a powerful sept in medieval Ireland.
  • Her research traced her lineage back to a sept of the MacDonald clan.

Advanced Usage

• The term is often used interchangeably with "clan," though purists note a "sept" was historically a family group that pledged allegiance to a larger, more powerful clan, often adopting that clan's surname.

Variants and Related Words

• Clan (n): A larger social unit, a group of families claiming common ancestry, especially in Scottish Highlands.
• Tribe (n): A social division in a traditional society consisting of families linked by social, economic, religious, or blood ties.
• Gens (n): (In ancient Rome) A group of families sharing a common name and claiming a common origin.

Synonyms

• Branch: A division of a family.
• Family group: A kin group.
• Lineage: Line of descent from an ancestor.

Notes

• Important Distinction: The word "sept" is a homograph. It is also an abbreviation for the month of September (e.g., ). However, this is a separate, informal usage and not the subject of the primary definition provided here, which concerns social groups.
• The reference context incorrectly combines the definition of "sept" (family division) with the definition of "family" and "September." These are distinct words and meanings. This entry defines only the term for a family or clan division.

Noun

1. people descended from a common ancestor
   • his family has lived in Massachusetts since the Mayflower
2. the month following August and preceding October