or

/ɔːr/
conjunctionBeginner
general

A conjunction used to present alternatives or choices between two or more items

You can pay with cash or credit card.

The speaker is indicating two acceptable payment methods.

The weather will be sunny or cloudy tomorrow.

The speaker is uncertain about the exact weather conditions.

💡

Often used in questions, conditional statements, and lists to show options.

general

Used to indicate a possibility or uncertainty

He might be at home or at work.

The speaker is unsure of the person's exact location.

💡

Can imply doubt or lack of certainty.

Collocations

either...orused to present two clear alternativesor elseused to introduce a consequence if the first option is not chosen

Synonyms

Antonyms

Related Phrases

either...orphrase
used to present two clear alternatives
or elsephrase
used to introduce a consequence if the first option is not chosen

💡Pro Tip

Choosing between 'or' and 'and'

'Or' is used for alternatives, while 'and' is used for additions.

Gold Rule

Correct usage in questions

In questions, 'or' is often used to offer choices, e.g., 'Do you want tea or coffee?'

📖Word Origin

From Middle English 'or', from Old English 'oþþe', from Proto-Germanic '*auþai' (other).

📝Usage Notes

In formal writing, 'or' is often used to present alternatives, while 'either...or' is used for binary choices.

English Dictionary