Diary

/ˈdaɪəri/

Meaning & Definition

noun
A book in which one keeps a daily record of events and experiences.
She wrote in her diary every night before going to bed.
A record of personal thoughts, feelings, and experiences, often kept private.
His diary revealed his innermost thoughts and struggles.
A daily record of activities or events in a particular context, such as a travel diary or a diary of a conference.
The travel diary documented her adventure across Europe.
A book or other record of events for a particular future period (e.g., a schedule or planner).
He checked his diary to see if he was available for the meeting.

Etymology

The word 'diary' comes from the Latin 'diarium', which means 'daily'.

Common Phrases and Expressions

diary entry
A single entry or note written in a diary.
keep a diary
To regularly write in a diary.
diary of a wimpy kid
A famous book series written by Jeff Kinney.

Related Words

journal
A personal record of experiences, thoughts, and feelings.
notebook
A book for writing notes, but not specifically for daily entries.
planner
A book used for organizing schedules and tasks.

Slang Meanings

Dear diary
She often begins her reflections with 'Dear diary'.
Gossip diary
Some people use a gossip diary to spill secrets about friends.