Mastering the Vocabulary of Days of the Week in English

Revisado porIryna Andrus / más sobre Proceso editorial
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Language can often be a complicated terrain for learners, but understanding the vocabulary associated with the days of the week can simplify the journey. This article is a comprehensive guide designed to equip you with English vocabulary related to days of the week, weekly events and activities, and scheduling. 
Days of the Week

Days of the Week

The English language has seven distinct terms for the days of the week. Each of these words has a specific origin rooted in history and mythology.

  • Monday: Abbreviation (Mon). Deriving from the Old English "Monandæg," it means the 'Moon’s day'. It was dedicated to the moon in many ancient cultures.
  • Tuesday: Abbreviation (Tue/Tues). This word originates from the Old English "Tiwsdæg," meaning 'Tiw’s day'. Tiw was a god of war in Germanic mythology.
  • Wednesday: Abbreviation (Wed). Stemming from Old English "Wōdnesdæg," it means 'Woden's day'. Woden is a chief Anglo-Saxon god, equivalent to Norse Odin.
  • Thursday: Abbreviation (Thu./Thur./Thurs). From Old English "Þūnresdæg," it signifies 'Thor's day'. Thor was the Norse god of thunder.
  • Friday: Abbreviation (Fri). This word comes from Old English "Frīgedæg," meaning 'Freya’s day'. Freya was the goddess of love in Norse mythology.
  • Saturday: Abbreviation (Sat). It originates from the Old English "Sæturnesdæg," meaning 'Saturn's day', named after the Roman god of time and generation, Saturn.
  • Sunday: Abbreviation (Sun). Derived from the Old English "Sunnandæg," meaning 'Sun's day'. This day was dedicated to the sun in many ancient cultures.

Understanding the origins of the days of the week can help deepen your appreciation for the English language. With these insights, you should find it easier to remember and use these words correctly.

Weekly Events and Activities

Let's explore vocabulary related to common weekly activities and events. You might encounter or use these terms while making plans or discussing your weekly schedule.

  • Weekend Days/Weekend: This term refers to the two days at the end of the week, usually Saturday and Sunday. These are typically days off from work.
  • Weekday: The weekdays are the five working days of the week, from Monday to Friday.
  • Midweek: This is usually Wednesday, considered the middle of the working week.
  • Hump Day: A casual term for Wednesday, signifying that the workweek is half over.
  • Weeknight: This term describes any night of a weekday, usually in the context of activities or events.
  • Workweek: This refers to the period of five consecutive days during which business is conducted, usually Monday to Friday.
  • Thursday Night Football: is a term used to refer to NFL (National Football League) games that are scheduled to be played on Thursday evenings during the football season.
  • Monday Blues: referring to feeling low on Mondays.
  • Casual Fridays: when a relaxed dress code is allowed at work on Fridays
  • Sunday Brunch: A popular mealtime event on Sundays.
  • Saturday Night Out: referring to going out or socializing on Saturday evenings.
  • Now you have a handy set of terms to discuss your activities and plans across all the days of the week. These words are commonly used in both casual and formal contexts, enhancing your communication skills.


Scheduling and Time Expressions

Here, we'll delve into the terminology related to scheduling and time expressions. These words are crucial for making plans and appointments and referencing specific days of the week.

  • Every other day: This expression means every second day.
  • Once a week: This phrase means one time per week.
  • Biweekly: This term can mean either twice a week or every two weeks.
  • Weeklong: This describes something that lasts for one week.
  • Weekend: This word can also be used as an adjective, meaning relating to or occurring on the weekend.
  • Weekly: This term describes something that happens once a week or every week.

With these time expressions and scheduling-related vocabulary, you should be able to plan and discuss your routines more effectively. They can assist in making your conversations more specific and clear.

Expressions and Idioms Involving Days of the Week

Expressions and idioms play an essential role in everyday English conversation. Here are some expressions involving the days of the week.

  • Monday morning quarterback: Someone who criticizes or judges events after they have happened.
  • A week is a long time in politics: This suggests that political fortunes can change quickly.
  • Thank God it's Friday (TGIF): An expression used to express relief at the end of the workweek.
  • Working for the weekend: Working hard all week in anticipation of the weekend.
  • Sunday driver: A slow or leisurely driver, often to the annoyance of other drivers.
  • Red-letter day: A very important or significant day.
  • Make a week of it: To extend an activity or event to last a week.
  • A month of Sundays: A long period of time.
  • Midweek crisis: A state of emotional turmoil or stress experienced midweek.
  • Four-day week: A week where you only work four days instead of the usual five.

Familiarity with these expressions and idioms will add a native touch to your English. Remember, the use of these phrases will make your language more engaging and lively.

Start of the Week: US versus Europe

Interesting fact: the start of the week varies between the US and Europe. In the US, the calendar week begins on Sunday, which aligns with the international standard ISO 8601. In contrast, many European countries consider Monday as the first calendar day of the week.


Understanding and using the vocabulary related to the days of the week in English is crucial to navigating day-to-day conversations and activities. This guide aimed to help you familiarize yourself with this vocabulary, and now you should feel more comfortable using these terms and expressions. As with any language learning, practice is key, so try to incorporate these words into your everyday English conversations.

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QuinnMar 19th, 2024
WOW! 🤩 Are there any cultural or historical references associated with the days of the week?
Evan BatesNov 9th, 2023
Interesting 🤔