1un·til 
/ənˈtɪl/ preposition
/ənˈtɪl/ preposition 1 : up to (a particular time) — used to indicate the time when a particular situation, activity, or period ends ▪ I stayed until morning. ▪ He was in prison from 1850 until the 1854 revolt. ▪ She will be out of the office until next week. ▪ The coupon is good until the end of March. ▪ Until then, I had never known happiness. ▪ I will keep working up until dinnertime. 2 — used to indicate the time when something will happen, become true, etc. ▪ We don't open until ten. ▪ The car won't be ready until tomorrow.
