1 for appointments
ADJ. appointments, bookings, engagement, social | desk, pocket | electronic
VERB + DIARY have sth in I haven't got the meeting in my diary. | put sth in, write sth in Put it in your diary before you forget.
PREP. in a/your ~
2 for writing down what happens each day
ADJ. detailed | daily | personal, private, secret | field, gardening, travel He jotted down observations on the animals' habits in his field diary.
VERB + DIARY keep I starting keeping a diary when I was thirteen. | write sth in, note sth in, record sth in ‘It's all over,’ he wrote in his diary for April 21.
DIARY + NOUN entry
PREP. in a/your ~ I've made a note in my diary.
PHRASES an entry in a diary