established schedule
noun phraseUK /ɪˈstæblɪʃt ˈʃɛdjuːl/
US /ɪˈstæblɪʃt ˈskɛdʒuːl/
A plan that tells you when things will happen and that stays the same.
Our school has an established schedule, so we know math is always before lunch.
OTHER MEANINGS
2. A work plan that has been officially agreed on and is not likely to change.
The factory follows an established schedule for all its deliveries.
3. A repeated daily pattern that helps people know what to expect.
The baby's established schedule makes bedtime easy for the whole family.
4. A long-standing list of times for trains, buses, or flights.
The airline's established schedule has not changed in five years.