During is a preposition. It means ‘throughout’ or ‘for as long as something lasts’. For example, during the afternoon means ‘throughout the afternoon’ or ‘at some time in the afternoon’.
- The sun shone during the whole match.
- The band played during the afternoon.
During can also mean ‘at some moment within a period of time’.
- It rained during the afternoon. (= It rained at some time in the afternoon.)
- He visited me during my stay in hospital.
- I was in Australia during the summer for two weeks.
- He had many painful experiences during his childhood.
- I met some interesting people during my trip to Italy.
- He visited us twice during his stay in Mumbai.
- He had never met his father during his childhood.