week

noun

1
a
: any of a series of 7-day cycles used in various calendars
especially : a 7-day cycle beginning on Sunday and ending on Saturday
b(1)
: a week beginning with a specified day or containing a specified holiday
the week of the 18th
(2)
: a week appointed for public recognition of some cause
2
a
: any seven consecutive days
b
: a series of regular working, business, or school days during each 7-day period
3
British : a time seven days before or after a specified day
last Sunday week

Examples of week in a Sentence

the last week of the month I can meet you sometime next week. The menu changes each week. You can never be sure what will happen from one week to the next. The menu changes from week to week. The baby is two weeks old. I'll be on vacation for two weeks starting this Tuesday. That car rents for $200 a week. I arrived a week ago. It took him two weeks to paint the house.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Ryan Gosling’s sci-fi space flick is still defying gravity at the box office, dropping only 23 percent in its fourth week, per Comscore. Kathleen Perricone, Entertainment Weekly, 13 Apr. 2026 Based out of Fort Lauderdale, Brown travels east to west every week in his 18-wheeler, often driving up to 11-hour shifts and eating in his vehicle to stay on schedule. David Williams, Bon Appetit Magazine, 13 Apr. 2026 During the week of April 21st, the United States Air Force transport of evacuees out of Saigon’s airport, Tan Son Nhut, was in full swing. Louis Menand, New Yorker, 13 Apr. 2026 House and Senate Democrats plan to force separate votes in both chambers on Iran war powers resolutions this week. John Parkinson, ABC News, 13 Apr. 2026 See All Example Sentences for week

Word History

Etymology

Middle English weke, from Old English wicu, wucu; akin to Old High German wehha week and perhaps to Latin vicis change, alternation, Old High German wehsal exchange

First Known Use

before the 12th century, in the meaning defined at sense 1a

Time Traveler
The first known use of week was before the 12th century

Cite this Entry

“Week.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/week. Accessed 18 Apr. 2026.

Kids Definition

week

noun
1
a
: seven days in a row
was sick for a week
b
: a period of seven days beginning with Sunday and ending with Saturday
the last week of the month
2
: the working or school days of the calendar week

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