A2
during the time that, or at the same time as
Dictionary examples:
While I brushed my teeth, my cat brushed the toilet. (0.0)
While I cooked dinner, my dog ordered pizza online. (0.0)
While I wrote an email, my computer read a book. (0.0)
While I was in Italy, I went to see Alessandro. (12.8)
"I'm going to the post office." "While you're there, can you get me some stamps?" (14.2)
I thought I heard him come in while we were having dinner. (18.7)
I read it while you were drying your hair. (53.4)