English definition of “until”
/ənˈtɪl/ preposition, conjunction (also till)
HAPPEN THEN STOP › continuing to happen before a particular time or event and then stopping: The show will be on until the end of the month. Whisk the egg whites until they look white and fluffy.
AS FAR AS › as far as: Carry on until you reach the traffic lights and turn right.
not until › not before a particular time or event: It doesn't open until 7. We won't start until Jeanne arrives.