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Vocabulary · Basics

Days of the week in English

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Days of the week in English: the seven days and their short forms, weekdays and the weekend, useful phrases like “on Mondays” or “next Monday”, and the day the week starts in the UK and the US. With British pronunciation (IPA) and examples.

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Quick answer

The “Days of the week” vocabulary list has 27 key words (Basics). Here are some of them: Monday (the first day of the school week), Tuesday (the day after Monday), weekend (Saturday and Sunday), weekday (any day from Monday to Friday) and on Monday (one particular Monday).

The seven days

WordMeaningPronunciation
Monday(n.)“I work on Monday.”the first day of the school week/ˈmʌndeɪ/
Tuesday(n.)the day after Monday/ˈtjuːzdeɪ/
Wednesday(n.)“My birthday is on Wednesday.”the day in the middle of the week/ˈwenzdeɪ/
Thursday(n.)the day before Friday/ˈθɜːzdeɪ/
Friday(n.)the last day of the school week/ˈfraɪdeɪ/
Saturday(n.)the first day of the weekend/ˈsætədeɪ/
Sunday(n.)“Sunday is a day off.”the last day of the weekend/ˈsʌndeɪ/

Short forms

WordMeaningPronunciation
Mon.(n.)short for Monday/ˈmʌndeɪ/
Tue. / Tues.(n.)short for Tuesday/ˈtjuːzdeɪ/
Wed.(n.)short for Wednesday/ˈwenzdeɪ/
Thu. / Thur.(n.)short for Thursday/ˈθɜːzdeɪ/
Fri.(n.)short for Friday/ˈfraɪdeɪ/
Sat.(n.)short for Saturday/ˈsætədeɪ/
Sun.(n.)short for Sunday/ˈsʌndeɪ/

Weekdays and the weekend

WordMeaningPronunciation
weekend(n.)“I love weekends.”Saturday and Sunday/ˌwiːkˈend/
weekday(n.)any day from Monday to Friday/ˈwiːkdeɪ/
workday(n.)a day when you go to your job/ˈwɜːkdeɪ/
week(n.)seven days, from Monday to Sunday/wiːk/
day(n.)24 hours/deɪ/
today(adv.)this day/təˈdeɪ/
yesterday(adv.)the day before today/ˈjestədeɪ/
tomorrow(adv.)the day after today/təˈmɒrəʊ/

Useful phrases

WordMeaningPronunciation
on Monday(prep.)“See you on Monday.”one particular Monday/ɒn ˈmʌndeɪ/
on Mondays(prep.)“I have piano on Mondays.”every Monday, as a habit/ɒn ˈmʌndeɪz/
last Monday(phrase)the Monday before this one/lɑːst ˈmʌndeɪ/
next Monday(phrase)the Monday after this one/nekst ˈmʌndeɪ/
every Monday(phrase)each week, on that day/ˈevri ˈmʌndeɪ/

Common mistakes to avoid

monday ❌: always a capital letter

Days of the week always take a capital letter in English: Monday, Wednesday, Sunday. ✗ monday. ✓ Monday.

In Monday ❌: use on

For one day, say on Monday. For every week (all Mondays), say on Mondays, in the plural. Never in Monday or at Monday.

Wed-nes-day ❌: say /ˈwenzdeɪ/

A classic trap: the first d and the middle e are silent. Say “wenz-day”, not “wed-nes-day”.

Does the week start on Sunday (US) or Monday (UK)?

In the United States, calendars usually start on Sunday. In the UK and in Europe, the week starts on Monday. Remember it when you read a calendar or make an appointment.

Practice quiz

Question 1 / 3The Big Challenge question bank

How do you spell the day after Tuesday?

Related pages: Days of the week

Pages on a similar topic or with a similar use, so you can keep exploring.

Going further

The “Days of the week” topic is part of the contest vocabulary

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Practise on PLAYDays of the week: learn these words for good

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For teachers“Days of the week” vocabulary, ready for your lessons

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Frequently asked questions

What are the days of the week in English?+

Monday, Tuesday, Wednesday, Thursday, Friday, Saturday and Sunday. They always start with a capital letter.

Do days of the week have a capital letter in English?+

Yes, always. In English, days, months, languages and nationalities are names, so they take a capital letter: Monday, June, English, Dutch. Seasons do not: summer, winter. Writing monday is a mistake.

Is it on Monday or on Mondays?+

On Monday is one Monday: See you on Monday. On Mondays means every Monday: I have piano on Mondays. Always use on with days, never in or at.

How do you pronounce Wednesday?+

Wednesday is pronounced /ˈwenzdeɪ/, like “wenz-day”. You do not say the first d or the middle e. The spelling is tricky: it is the hardest day of the week to spell.

Does the week start on Sunday or Monday?+

In the UK and in most of Europe, the week starts on Monday. This is also the international standard (ISO). In the US, calendars often start on Sunday. Check the calendar when you make plans with someone from another country.

Updated on 12 November 2026 by the Big Challenge teaching team. Every year, more than 500,000 students across Europe take part in our English contest, created in 1999. Our teaching approach →