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.
In this week’s reader mailbag, Charlotte Observer reporter Alex Zietlow answers questions on the minds of Panthers fans. Alex Zietlow, Charlotte Observer, 30 Mar. 2026 The focus was narrow, but thoughtfully executed; two weeks in, the museum even acquired a work that was long believed a false copy, but which was reattributed to Murillo by an art historian, causing a flurry of international headlines. Condé Nast, Condé Nast Traveler, 30 Mar. 2026 The Heat had gone 1-1 this past week (and 4-4 overall this season) with Powell starting alongside Herro, Mitchell, Adebayo and Andrew Wiggins. Barry Jackson, Miami Herald, 30 Mar. 2026 Boston is in for a wide range of warm and chilly spring days in the coming week, with some potential for bouts of rain, according to National Weather Service forecasts. Grace Zokovitch, Boston Herald, 30 Mar. 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 4 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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