[dur.ing] prep [ME, fr. prp. of duren to last, fr. OF durer, fr. L durare to harden, endure, fr. durus hard; perh. akin to Skt daru wood--more at tree] (14c) 1: throughout the duration of "swims every day ~ the summer"
2: at a point in the course of "was offered a job ~ a visit to the capital"