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: a branch of a family
especially : clan


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Example Sentences

Recent Examples on the Web
In the Season 7 premiere, Cersei, fresh off an explosion of the sept that would make the Mad King proud, employed some rhetoric that was very reminiscent of one of the more traumatic moments of Jaime’s life: the death of the Mad King Aerys. Joanna Robinson,, 30 July 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'sept.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Word History



perhaps from Latin septum, saeptum enclosure, fold — more at septum

First Known Use


1518, in the meaning defined above

Time Traveler
The first known use of sept was in 1518

Dictionary Entries Near sept

Cite this Entry

“Sept.” Dictionary, Merriam-Webster, Accessed 26 Mar. 2023.

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