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what day vs which day

Both 'what day' and 'which day' are correct, but they are used in different contexts. 'What day' is used when asking for a specific day without a limited set of options, while 'which day' is used when choosing from a limited set of options.

Last updated: March 20, 2024 • 1227 views

what day

This phrase is correct and commonly used in English when asking for a specific day without a limited set of options.

Use 'what day' when you are asking for a specific day without a limited set of options. It is a general question about the day.

Examples:

What day is your birthday?
What day are we meeting next week?

Show examples from the web [+]

Weekday Calculator – What Day is this Date? Want to know which day of the week you were born? Need to find out if the day you met your significant other was ...
... duration, with both date and time included; Birthday Calculator – Find when you are 1 billion seconds old; Weekday Calculator – What Day is this Date?
Day of the Week. Ever wonder what day you were born on? Well, you can find out with this neat little script. Simply type your date of birth in the box below, and it ...
What day were you born on? Find fun and interesting facts about the day of the week and year you were born. Just enter your date of birth below and select Go ...

Alternatives:

On what day
What specific day
What particular day
What exact day
What specific date

which day

This phrase is correct and commonly used in English when choosing from a limited set of options, such as days of the week.

Use 'which day' when you are choosing from a limited set of options, such as days of the week. It implies a selection from a specific group of days.

Examples:

Which day works best for you?
Which day of the week do you prefer?

Show examples from the web [+]

Nov 2, 2014 ... Google Ngrams "what day is" vs "which day is", showing ". What/Which month is. Google Ngrams "what month is" vs "which month is", showing ".
Weekday Calculator – What Day is this Date? Want to know which day of the week you were born? Need to find out if the day you met your significant other was ...
Which day did you say we were going out for pizza? (Select) Insofar as we are sometimes indifferent to whether the situation emphasizes identification or ...
Despite doctrinal differences on various other topics, most Christians agree that a day of rest is an integral part of the Christian life. But on which day are we to ...

Alternatives:

On which day
Which specific day
Which particular day
Which exact day
Which specific date

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