- during
- dur|ingW1S1 [ˈdjuərıŋ US ˈdur-] prep[Date: 1300-1400; Origin: dure 'to continue in existence' (13-19 centuries), from Old French durer, from Latin durare]1.) from the beginning to the end of a period of time▪ During the summer she worked as a lifeguard.▪ He slept calmly during the early part of the night.▪ Foxes remain hidden during the day.2.) at some point in a period of time▪ My father was killed during the war.▪ I mentioned the subject during our discussions at her Washington office.▬▬▬▬▬▬▬WORD CHOICE: during, while!! Do not say 'during doing something'. Say while doing something : While travelling to work, I saw an accident (NOT During travelling to work, I saw an accident).!! Do not say 'during someone does something'. Say while someone does something : He stole her money while she slept (NOT He stole her money during she slept).!! Do not say 'during someone is young/asleep etc'. Say while someone is young/asleep etc : It's best to get your teeth fixed while you're still young (NOT during you're still young). during, for, or since? See note at SINCE▬▬▬▬▬▬▬
Dictionary of contemporary English. 2013.