Meaning of “sequence” - Learner’s Dictionary

sequence

noun uk us /ˈsiːkwəns/
SERIES [ C ]

a series of related events or things that have a particular order:

the sequence of events that led to his death
ORDER [ U ]

the order that events or things should happen or be arranged in:

I got my slides mixed up and they appeared out of sequence.

(Definition of “sequence” from the Cambridge Learner’s Dictionary © Cambridge University Press)