sen·​night ˈse-ˌnīt How to pronounce sennight (audio)
variants or less commonly se'nnight
: the space of seven nights and days : week

Word History


Middle English, from Old English seofon nihta seven nights

First Known Use

15th century, in the meaning defined above

Time Traveler
The first known use of sennight was in the 15th century

Dictionary Entries Near sennight

Cite this Entry

“Sennight.” Dictionary, Merriam-Webster, Accessed 22 Apr. 2024.

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