Main Entry: dur·ing

Pronunciation: \ˈdu̇r-iŋ also ˈdyu̇r-\

Function: preposition

Etymology: Middle English, from present participle of duren to last, from Anglo-French durer, from Latin durare to harden, endure, last, from durus hard; perhaps akin to Sanskrit dāru wood — more at tree

Date: 14th century

1 : throughout the duration of <swims every day during the summer>
2 : at a point in the course of <was offered a job during a visit to the capital>