ar ‧ riv ‧ al W3 /əˈraɪv ə l/ BrE AmE noun
1 . [uncountable and countable] when someone or something arrives somewhere OPP departure :
Only the timely arrival of the police prevented the situation from becoming worse.
Traffic problems account for one third of late arrivals.
arrival at/in
Shortly after our arrival in London, Lisa was attacked.
on arrival
A deposit is payable on arrival (=when you arrive) .
2 . the arrival of something
a) the time when a new idea, product etc is first used or discovered:
The demand for phone numbers has increased since the arrival of mobile phones.
b) the time when an event or period of time starts to happen:
The arrival of winter can make many people feel depressed.
3 . [countable] someone who has just arrived in a place:
New arrivals were greeted with suspicion.
Late arrivals will not be admitted to the theatre.
4 . arrivals the place at an airport where people arrive when they get off a plane:
the arrivals lounge
5 . new arrival a baby who has just been born