They were the only father and son to serve simultaneously in the Senate.
He simultaneously served as chairman of the board from 2003 to 2007.
All main course dishes are served simultaneously rather than one after another.
She served simultaneously with, but separately from, the first President.
He was the first English officer to serve in two appointments simultaneously.
The first four years on the commission were served simultaneously with his legislative service.
He served as the Dean for all three branches simultaneously.
All these things added too many elements to serve simultaneously.
The pier and shore light served simultaneously from 1834 until 1901.
He has served simultaneously as a lawyer during his career in elective office.