Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

  

diary

 
 
/ˈdaɪəri/ noun [C]

Definition

MEETINGS a book containing spaces for all the days and months of the year, in which you write meetings and other things that you must remember: According to my diary, I've got two meetings on Monday.
THOUGHTS a book in which you write each day about your personal thoughts and experiences: She kept a diary of her trip to Egypt.
(Definition of diary noun from the Cambridge Learner's Dictionary © Cambridge University Press)

Word of the Day

be under a cloud

to not be trusted or popular because people think you have done something bad

Word of the Day

Blog

Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More