This is the 9040th most frequent Turkish word.
terminalinde
"Terminalinde" means "at the terminal" in English.
Here, 'terminalinde' is used to indicate location and possession, meaning 'at the terminal of'.
Otobüs terminalinde bekliyordum.
I was waiting at the bus terminal.
In this sentence, 'terminalinde' still denotes location, specifying 'at the terminal of the airport'.
Havaalanı terminalinde büyük bir kalabalık vardı.
There was a large crowd at the airport terminal.
'Terminalinde' conveys the location 'at the terminal of' related to a specific entity, in this instance, the train.